Atrial Fibrillation Also called: AF, AFib

Clinical Trial Finder

Many patients with atrial fibrillation are interested in participating in the latest research regarding their condition. This Clinical Trial Finder can help you—or a loved one—easily find ongoing cardiovascular clinical research trials for which you might qualify. This list is a service of the U.S. National Institutes of Health called clinicaltrials.gov, a database of publicly and privately supported clinical studies.

Simply click on the trial below that interests you to learn how you might participate.

Shared Decision-Making: AFib 2gether Mobile App

Condition:   Atrial Fibrillation New Onset
Intervention:   Device: Afib 2gether TM Mobile Application
Sponsors:   University of Massachusetts, Worcester;   Pfizer
Not yet recruiting

Validity and Reliability of the Turkish Version of Atrial Fibrillation Impact Questionnaire (AFImpact)

Condition:   Atrial Fibrillation
Intervention:   Other: Measurement of Quality of Life
Sponsors:   Bezmialem Vakif University;   Istanbul University-Cerrahpasa
Completed

Correlation of Atrial Fibrillation Recurrence After Bipolar Radiofrequency Ablation With microRNA Expression

Condition:   Atrial Fibrillation
Intervention:   Procedure: radiofrequency ablation
Sponsor:   Henan Institute of Cardiovascular Epidemiology
Not yet recruiting

ABLATE Post Approval Study - Synergy Ablation Lesions for Non-Paroxysmal Atrial Fibrillation

Conditions:   Persistent Atrial Fibrillation;   Longstanding Persistent Atrial Fibrillation
Intervention:   Device: Synergy Ablation System
Sponsor:   AtriCure, Inc.
Completed

NT-proBNP Measurements to Rule-out Heart Failure Among Patients With Atrial Fibrillation: A Prospective Clinical Study

Conditions:   Atrial Fibrillation;   Heart Failure
Intervention:  
Sponsors:   University of Aarhus;   Randers Regional Hospital
Not yet recruiting

Improvement in Endothelial Dysfunction After Initiation of Anti-arrhythmic Therapy in Atrial Fibrillation Patients

Condition:   Atrial Fibrillation
Interventions:   Drug: Sotalol;   Drug: Dofetilide
Sponsor:   University of Pittsburgh
Recruiting

Clinical Decision Support for Stroke Prevention in Atrial Fibrillation

Conditions:   Cardiovascular Disease;   Atrial Fibrillation;   Stroke
Intervention:   Other: Clinical Decision Support tool
Sponsors:   University Hospital, Linkoeping;   Linkoeping University
Active, not recruiting

Reducing Recurrence of Symptomatic Atrial Fibrillation After Catheter Ablation by App-based Mental Training

Conditions:   Paroxysmal Atrial Fibrillation;   Persistent Atrial Fibrillation;   Mediation
Intervention:   Other: Mental training
Sponsors:   Leipzig Heart Institute GmbH;   Heart Center Leipzig - University Hospital
Recruiting

Action of the Vidaza on the Atrial Fibrillation

Conditions:   Atrial Fibrillation;   Acute Leukemia
Intervention:   Other: Effect of Vidaza treatment
Sponsor:   Hospices Civils de Lyon
Recruiting

OFDI Capsule Imaging in Patients With Atrial Fibrillation Undergone Radio Frequency (RF) Ablation

Condition:   Atrial Fibrillation
Intervention:   Device: OFDI Capsule
Sponsors:   Massachusetts General Hospital;   National Institutes of Health (NIH);   National Cancer Institute (NCI)
Completed

IDE Trial for Boston Scientific's Cryoballoon in the Treatment of Symptomatic Drug Refractory Paroxysmal Atrial Fibrillation

Condition:   Paroxysmal Atrial Fibrillation
Intervention:   Device: POLARx™ Cardiac Cryoablation System
Sponsor:   Boston Scientific Corporation
Not yet recruiting

Human Amniotic Membrane to Decrease Post Operative Atrial Fibrillation

Condition:   Atrial Fibrillation
Intervention:   Biological: Human Amniotic Membrane
Sponsor:   University of Utah
Recruiting

Study of Major Cardiovascular Events in Patients With Nonvalvular Atrial Fibrillation Treated With Rivaroxaban

Condition:   Atrial Fibrillation
Intervention:   Drug: Rivaroxaban (Xarelto, BAY59-7939)
Sponsors:   Bayer;   Janssen Research & Development, LLC
Active, not recruiting

Canadian EdoxAban(Lixiana®) Registry in Patients With ATrial Fibrillation/Flutter With Confirmed ValvUlar HeaRt DiseasE

Condition:   Atrial Fibrillation and Flutter
Intervention:   Drug: Edoxaban Pill
Sponsors:   Montreal Heart Institute;   Servier
Recruiting

Real-world Comparative Effectiveness of Stroke Prevention in Patients With Atrial Fibrillation Treated With Factor Xa Non-vitamin-K Oral Anticoagulants (NOACs) vs. Phenprocoumon

Condition:   Atrial Fibrillation
Interventions:   Drug: Phenprocoumon;   Drug: Apixaban;   Drug: Rivaroxaban (Xarelto, BAY59-7939);   Drug: Edoxaban
Sponsors:   Bayer;   Janssen Research & Development, LLC
Active, not recruiting

RedStroke - Reducing Europe's Stroke Incidence

Condition:   Atrial Fibrillation
Interventions:   Device: App measurement;   Device: 14 day Holter ECG
Sponsors:   University Hospital, Basel, Switzerland;   European Union;   Preventicus GmbH
Not yet recruiting

Markers of Atrial Fibrillation

Conditions:   Stroke;   Atrial Fibrillation
Intervention:  
Sponsor:   University of California, Davis
Recruiting

Xarelto on Prevention of Stroke and Noncentral Nervous System Systemic Embolism in Treatment-naïve Asian Patients With Non-valvular Atrial Fibrillation

Condition:   Atrial Fibrillation
Intervention:   Drug: Rivaroxaban (Xarelto, Bay59-7939)
Sponsors:   Bayer;   Janssen Research & Development, LLC
Active, not recruiting

NATional TUnisian REgistry of Atrial Fibrillation

Condition:   Atrial Fibrillation
Intervention:  
Sponsors:   Dacima Consulting;   Société Tunisienne de Cardiologie & de Chirurgie Cardio-Vasculaire
Completed

Characterizing Patients With POAF in Relation to Cardiac Surgery by wavECG and TTE

Conditions:   Atrial Fibrillation;   Left Ventricular Diastolic Dysfunction
Intervention:  
Sponsors:   Helena DOMINGUEZ;   Rigshospitalet, Denmark
Recruiting

Evaluation of Vein of Marshall Ethanol Infusion During Left Atrial Linear Ablation in Patients With Persistent Atrial Fibrillation

Condition:   Atrial Fibrillation
Interventions:   Procedure: ALINE + VoM infusion;   Procedure: ALINE only
Sponsor:   AZ Sint-Jan AV
Recruiting

Registry for Real-world Experience of Catheter Ablation for Symptomatic Paroxysmal Atrial Fibrillation

Condition:   Paroxysmal Atrial Fibrillation
Intervention:   Device: Catheter ablation with novel radiofrequency technologies
Sponsors:   Jose Osorio;   Biosense Webster, Inc.
Enrolling by invitation

Non-Interventional Study on Effectiveness of Elxaban Tab. in Patients With Non-valvular Atrial Fibrillation

Condition:   Atrial Fibrillation
Intervention:  
Sponsor:   Yonsei University
Active, not recruiting

Xarelto on Prevention of Stroke and Non-Central Nervous Systemic Embolism in Renally Impaired Korean Patients With Non-valvular Atrial Fibrillation

Condition:   Non-valvular Atrial Fibrillation (NVAF)
Intervention:   Drug: Rivaroxaban(Xarelto,BAY 59-7939)
Sponsors:   Bayer;   Janssen Research & Development, LLC
Recruiting

Comparison Between One-stage Hybrid Ablation and Thoracoscopic Surgical Ablation for Intractable Atrial Fibrillation

Condition:   Persistent Atrial Fibrillation
Interventions:   Procedure: Hybrid ablation;   Procedure: Thoracoscopic surgical ablation
Sponsor:   China National Center for Cardiovascular Diseases
Recruiting

A Nationwide Observational Study Looking at Effectiveness and Bleeding Complications of NOACs vs. VKA in Non-valvular Atrial Fibrillation Patients.

Condition:   Non-valvular Atrial Fibrillation
Interventions:   Drug: Rivaroxaban (Xarelto, BAY59-7939);   Drug: Apixaban (Eliquis);   Drug: Dabigatran etexilate (Pradaxa);   Drug: Warfarin (Marevan)
Sponsors:   Bayer;   Janssen Research & Development, LLC
Active, not recruiting

A Study to Quantify Use of Anticoagulation to Improve Management of Atrial Fibrillation

Condition:   Atrial Fibrillation
Intervention:  
Sponsor:   Janssen Scientific Affairs, LLC
Recruiting

A Study to Determine if Identification of Undiagnosed Atrial Fibrillation in People at Least 70 Years of Age Reduces the Risk of Stroke

Conditions:   Atrial Fibrillation;   Atrial Flutter
Intervention:   Other: AF Detection Intervention
Sponsors:   Bristol-Myers Squibb;   Pfizer
Not yet recruiting

The Danish Warfarin-Dialysis Study - Safety and Efficacy of Warfarin in Patients With Atrial Fibrillation on Dialysis

Conditions:   Atrial Fibrillation and Flutter;   Stroke;   Major Bleed;   End-stage Renal Disease
Intervention:   Drug: Warfarin
Sponsors:   Nicholas Carlson;   Danish Heart Foundation
Recruiting

A Study to Evaluate the Safety and Effectiveness of Rivaroxaban (Xarelto) for Prevention of Stroke and Systemic Embolism in Indian Patients With Non-valvular Atrial Fibrillation (NVAF)

Condition:   Non-valvular Atrial Fibrillation (NVAF)
Intervention:   Drug: Rivaroxaban (Xarelto,Bay 59-7939)
Sponsors:   Bayer;   Janssen Research & Development, LLC
Recruiting

This Study Observes the Usage of Non-vitamin K Antagonist Oral Anticoagulants (NOACs) in Elderly Patients With a Heart Rhythm Disorder in Spain

Condition:   Atrial Fibrillation
Intervention:   Drug: Non-vitamin K antagonist oral anticoagulant
Sponsor:   Boehringer Ingelheim
Recruiting

Discontinuation for Oral Anticoagulants in Patients With Atrial Fibrillation

Conditions:   Auricular Fibrillation;   Anticoagulant Drugs
Intervention:  
Sponsors:   Hospital Italiano de Buenos Aires;   Boehringer Ingelheim
Active, not recruiting

Hospital-Community-Family-Care Management Platform for Atrial Fibrillation (HCF-CMP-AF)

Conditions:   Telemedicine;   Atrial Fibrillation
Interventions:   Other: Hospital-Community-Family-Care Management Platform Online;   Other: Subjects with AF conventional treatment
Sponsor:   Northern Jiangsu Province People's Hospital
Not yet recruiting

Rivaroxaban vs Warfarin for SPAF in Multi-morbid Patients

Condition:   Nonvalvular Atrial Fibrillation
Interventions:   Drug: Rivaroxaban (Xarelto, BAY59-7939);   Drug: Vitamin K antagonist(VKA)
Sponsor:   Bayer
Completed

Evaluation of QDOT MICRO™ Catheter for Pulmonary Vein Isolation in Subjects With Paroxysmal Atrial Fibrillation

Condition:   Paroxysmal Atrial Fibrillation
Intervention:   Device: RF Ablation with QDOT Micro
Sponsor:   Biosense Webster, Inc.
Active, not recruiting

Adding Antiplatelet During Edoxaban Treatment in Stroke Patients With Non-valvular Atrial Fibrillation (ADD-ON)

Conditions:   Acute Ischemic Stroke;   Atrial Fibrillation;   Extracranial Atherosclerosis;   Intracranial Atherosclerosis;   Coronary Artery Atherosclerosis;   Peripheral Artery Stenosis;   Anticoagulant;   Antiplatelet
Intervention:   Drug: Edoxaban Monotherapy
Sponsors:   Asan Medical Center;   Samsung Medical Center;   Myongji Hospital;   Ewha Womans University;   Chonbuk National University;   Pusan National University Hospital;   Korea University;   Keimyung University Dongsan Medical Center;   Chonnam National University Hospital;   Korea University Guro Hospital;   Chungnam National University Hospital;   Chung-Ang University Hosptial, Chung-Ang University College of Medicine;   Kyungpook National University Hospital;   Dongtan Sacred Heart Hospital;   Eulji University Hospital
Recruiting

Oral Anticoagulation Therapy Pilot Study

Condition:   Paroxysmal Atrial Fibrillation
Interventions:   Other: Off OAT Group (Test);   Other: On OAT Group (Control)
Sponsor:   Biosense Webster, Inc.
Terminated

Symptom Preoccupation in Atrial Fibrillation (AF) and Its Role in AF-related Disability

Condition:   Atrial Fibrillation
Intervention:  
Sponsor:   Karolinska Institutet
Not yet recruiting

GLORIA-AF Registry Program (Phase II/III - EU/EEA Member States)

Conditions:   Stroke;   Atrial Fibrillation
Intervention:  
Sponsor:   Boehringer Ingelheim
Active, not recruiting

Safety and Efficacy of Edoxaban in Thoracoscopic Ablation

Conditions:   Atrial Fibrillation;   Anticoagulants and Bleeding Disorders
Interventions:   Drug: Edoxaban;   Drug: Warfarin
Sponsor:   Samsung Medical Center
Recruiting

Cloud-Based Mapping for Personalized Ablation

Conditions:   Atrial Fibrillation;   Arrhythmias, Cardiac
Intervention:  
Sponsor:   Stanford University
Recruiting

STOP Persistent AF

Condition:   Atrial Fibrillation
Intervention:   Device: Arctic Front Advance Cardiac CryoAblation Catheter
Sponsor:   Medtronic Cardiac Rhythm and Heart Failure
Completed

Association of Genetic Variants With Risk of Stroke in Patients With Atrial Fibrillation Off-anticoagulation

Condition:   Thromboembolic Events
Intervention:  
Sponsor:   Texas Cardiac Arrhythmia Research Foundation
Recruiting

Topera E-FIRM Registry

Condition:   Atrial Fibrillation
Intervention:  
Sponsors:   Abbott Medical Devices;   I-Med-Pro GmbH
Completed

Risk Factors of Outcomes Associated With Disease Progression in Patients With Atrial Fibrillation and Heart Failure (HF) Who Are Receiving a Direct Oral Anticoagulant (Rivaroxaban)

Condition:   Heart Failure
Intervention:   Drug: Rivaroxaban (Xarelto, BAY59-7939)
Sponsors:   Bayer;   Janssen Research & Development, LLC
Active, not recruiting

Contribution of Image Fusion in Percutaneous Left Atrial Occlusion procédures (Fusion Image)

Condition:   Atrial Fibrillation
Intervention:   Other: No interventional study
Sponsor:   Nantes University Hospital
Recruiting

Topera C-FIRM Registry

Condition:   Atrial Fibrillation
Intervention:  
Sponsors:   Abbott Medical Devices;   I-Med-Pro GmbH
Completed

Evaluation of VISITAG SURPOINT™ Module With External Processing Unit (EPU)

Condition:   Paroxysmal Atrial Fibrillation
Intervention:   Device: Catheter ablation with EPU
Sponsor:   Biosense Webster, Inc.
Recruiting

Catheter Ablation of All Inducible AT Post AF Ablation

Conditions:   Atrial Tachycardia;   Atrial Fibrillation
Interventions:   Procedure: AT case 1.1;   Procedure: AT case 2.1;   Procedure: AT case 1.2;   Procedure: AT case 1.3;   Procedure: AT case 1.4;   Procedure: AT case 2.2;   Procedure: AT case 2.3;   Procedure: AT case 2.4;   Procedure: SR Case 1;   Procedure: SR Case 2
Sponsor:   AZ Sint-Jan AV
Recruiting

CLOSE-guided Pulmonary Vein Isolation Using High Power and Stable RF Applications

Condition:   Atrial Fibrillation
Interventions:   Procedure: High power CLOSE-guided PVI ablation;   Procedure: Standard CLOSE-guided PVI ablation
Sponsor:   AZ Sint-Jan AV
Recruiting

Microfidelity (MIFI) Ablation Technology Versus Standard Ablation Catheter for Atrioventricular Nodal Ablation

Condition:   Atrial Fibrillation
Interventions:   Device: MIFI Catheter;   Device: Standard Ablation Catheter
Sponsor:   University of Florida
Active, not recruiting

This Study Looks at the Effects of Idarucizumab in Patients Who Take Dabigatran and Need Emergency Surgery or Are Bleeding

Condition:   Atrial Fibrillation
Intervention:   Drug: Idarucizumab
Sponsor:   Boehringer Ingelheim
Recruiting

A Multi-center RCT Trial on Prognosis of Patients With Anticoagulation and DAPT Therapy After LAAC

Conditions:   Left Atrial Appendage Thrombosis;   Thrombi;   Stroke
Interventions:   Drug: Rivaroxaban;   Drug: DAPT
Sponsor:   Shanghai Zhongshan Hospital
Not yet recruiting

Feasibility of Improving Risk Stratification in Brugada Syndrome

Conditions:   Brugada Syndrome;   Cardiac Arrest;   Athletes Heart;   Atrial Fibrillation;   Ventricular Ectopic Beat
Intervention:   Other: No intervention
Sponsor:   Imperial College London
Recruiting

Study of Rivaroxaban Use and Potential Adverse Outcomes in Routine Clinical Practice (Germany)

Conditions:   Venous Thrombosis;   Pulmonary Embolism;   Atrial Fibrillation;   Acute Coronary Syndrome
Interventions:   Drug: Rivaroxaban (Xarelto, Bay59-7939);   Drug: Standard of care
Sponsors:   Bayer;   Janssen Research & Development, LLC
Active, not recruiting

Study of Rivaroxaban Use and Potential Adverse Outcomes in Routine Clinical Pratice (Netherlands)

Conditions:   Venous Thrombosis;   Pulmonary Embolism;   Atrial Fibrillation;   Acute Coronary Syndrome
Interventions:   Drug: Rivaroxoban (Xarelto, Bay59-7939);   Drug: Standard of care
Sponsors:   Bayer;   Janssen Scientific Affairs, LLC
Recruiting

Study of Rivaroxaban Use and Potential Adverse Outcomes in Routine Clinical Practice (Sweden)

Conditions:   Acute Coronary Syndrome;   Venous Thrombosis;   Pulmonary Embolism;   Atrial Fibrillation
Interventions:   Drug: Rivaroxaban (Xarelto, BAY59-7939);   Drug: Standard of care drugs
Sponsors:   Bayer;   Janssen Scientific Affairs, LLC
Recruiting

Study of Rivaroxaban Use and Potential Adverse Outcomes in Routine Clinical Pratice (UK)

Conditions:   Venous Thrombosis;   Pulmonary Embolism;   Atrial Fibrillation;   Acute Coronary Syndrome
Interventions:   Drug: Rivaroxaban (Xarelto, Bay59-7939);   Drug: Warfarin;   Drug: Antiplatelet drugs
Sponsors:   Bayer;   Janssen Research & Development, LLC
Recruiting

Efficacy of Short Term Dabigatran Etexilate Followed by Aspirin Monotherapy After LAA (Left Atrial Appendage) Device Closure (the DEA-LAA Study).

Conditions:   Atrial Fibrillation;   Device Related Thrombus;   Left Atrial Appendage Thrombosis;   Watchman LAA Closure Device
Intervention:   Drug: Dabigatran Etexilate Oral Capsule
Sponsors:   Vanderbilt University Medical Center;   Boehringer Ingelheim
Active, not recruiting

A Cardiosleep Research Program on Obstructive Sleep Apnea, Blood Pressure Control and Maladaptive Myocardial Remodeling

Conditions:   Hypertension,Essential;   Obstructive Sleep Apnea
Interventions:   Device: Mandibular Advancement Device;   Device: Continuous Positive Airway Pressure
Sponsors:   National University, Singapore;   Ng Teng Fong General Hospital;   National University Hospital, Singapore
Recruiting

Scrub Typhus Infection Induced Cardiovascular Disease

Conditions:   Scrub Typhus;   Cardiovascular Complication
Intervention:   Other: No intervention
Sponsors:   Eulji University Hospital;   Chungnam National University Hospital;   Chungbuk National University Hospital
Recruiting

A Study of People With Type 2 Diabetes Who Have Diseases That Affect the Heart and Blood Vessels. The Study Will Also Look at the Treatment of a Group of These People in Hospitals in Portugal

Condition:   Diabetes Mellitus, Type 2
Intervention:   Other: No treatment given
Sponsor:   Novo Nordisk A/S
Enrolling by invitation

Cardiovascular Events in Chronic Obstructive Pulmonary Disease Patients Initiating Olodaterol or Other Long-acting beta2 Agonists

Condition:   Pulmonary Disease, Chronic Obstructive
Intervention:  
Sponsor:   Boehringer Ingelheim
Active, not recruiting

Care Optimization Through Patient and Hospital Engagement Clinical Trial for Heart Failure

Condition:   Heart Failure
Interventions:   Other: Digital Engagement;   Other: Direct Engagement
Sponsors:   Duke University;   Duke Clinical Research Institute
Recruiting

Tour de Borobudur Troponin Study on Predictors and Synergistic Role of MDA and Hs-CRP Levels

Conditions:   Heart Arrest;   Sport Injury;   Inflammatory Response;   Oxidative Stress
Intervention:   Other: 140kms cycling
Sponsors:   Universitas Negeri Semarang;   Ministry of Research, Technology and Higher Education, Republic of Indonesia;   Universitas Diponegoro
Completed

Safety and Efficacy Study of the Medtronic CoreValve® System in the Treatment of Severe, Symptomatic Aortic Stenosis in Intermediate Risk Subjects Who Need Aortic Valve Replacement (SURTAVI).

Condition:   Severe Aortic Stenosis
Interventions:   Device: Medtronic CoreValve® System Transcatheter Aortic Valve Implantation (TAVI);   Procedure: Surgical Aortic Valve Replacement (SAVR);   Device: Medtronic CoreValve® Evolut R System Transcatheter Aortic Valve Implantation (TAVI)
Sponsor:   Medtronic Cardiovascular
Active, not recruiting

On-pump Beating Coronary Artery Bypass Grafting by Ventricular Assist

Condition:   Coronary Artery Bypass
Interventions:   Device: left ventricular assist;   Procedure: Biventricular assist
Sponsor:   Henan Institute of Cardiovascular Epidemiology
Recruiting

Efficacy and Safety of Selonsertib in Participants With Moderate to Advanced Diabetic Kidney Disease

Condition:   Diabetic Kidney Disease
Interventions:   Drug: SEL;   Drug: Placebo
Sponsor:   Gilead Sciences
Recruiting

Assessment of the Soluble Urokinase Plasminogen Activator Receptor in Non-cardiac Surgery (SPARSE)

Condition:   Surgery--Complications
Intervention:   Diagnostic Test: Soluble Urokinase Plasminogen Activator Receptor
Sponsor:   University of Thessaly
Active, not recruiting

Bilateral Pecto Intercostal Fascial Plane Block After Open Heart Surgeries

Condition:   Pain, Chest
Interventions:   Device: ultrasound;   Drug: Bupivacaine Hydrochloride 5 MG/ML
Sponsor:   Fayoum University Hospital
Not yet recruiting

The Combined Portfolio Diet and Exercise Study

Conditions:   Cardiovascular Diseases;   Hypercholesterolemia;   Type 2 Diabetes;   Metabolic Syndrome
Interventions:   Behavioral: Portfolio diet and structured exercise;   Behavioral: DASH-like diet and structured exercise;   Behavioral: Portfolio diet and routine exercise;   Behavioral: DASH-like diet and routine exercise
Sponsors:   St. Michael's Hospital, Toronto;   Canadian Institutes of Health Research (CIHR);   University of Toronto;   Laval University;   University of Manitoba;   University of British Columbia
Recruiting

Colchicine Cardiovascular Outcomes Trial (COLCOT)

Conditions:   Coronary Artery Disease;   Myocardial Infarction
Interventions:   Drug: colchicine;   Drug: colchicine placebo
Sponsor:   Montreal Heart Institute
Completed

Comparative Imaging Assessment of Valvular Heart Disease

Conditions:   Valve Heart Disease;   Aortic Stenosis;   Aortic Regurgitation
Interventions:   Diagnostic Test: MRI with strain measurement;   Diagnostic Test: Echocardiography
Sponsor:   The Cleveland Clinic
Recruiting

High Flow Oxygen Therapy Versus Conventional Oxygen Therapy in Cardiac Surgery Patients

Condition:   Hypoxemic Respiratory Failure
Intervention:   Device: Nasal Cannula High Flow Oxygen
Sponsor:   National and Kapodistrian University of Athens
Completed