3 Cardiodiagnosticos, Investigaciones Medicas, Buenos Aires, Argentina.
4 Cardiology Department, Research Cardiology Center "Medika", Saint Petersburg, Russian Federation.
5 Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA. Electronic address: Padang.Ratnasari@mayo.edu.
6 Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA. Electronic address: kane.garvan@mayo.edu.
7 Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA. Electronic address: Villarraga.Hector@mayo.edu.
8 Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA. Electronic address: ArrudaOlson.Adelaide@mayo.edu.
9 CHUAC-Complexo Hospitalario Universitario A Coruna-University of A Coruna, La Coruna, Spain. Electronic address: Jesus.Peteiro.Vazquez@sergas.es.
10 Cardiology Research Institute, Tomsk National Research Medical Centre of the Russian Academy of Sciences, Tomsk, Russian Federation.
11 Cardiology Research Institute, Tomsk National Research Medical Centre of the Russian Academy of Sciences, Tomsk, Russian Federation. Electronic address: rtr@cardio-tomsk.ru.
12 Centre of Cardiology and Angiology, Clinic of Cardiac and Vascular Diseases, Faculty of Medicine, Institute of Clinical Medicine, Vilnius University, State Research Institute Center for Innovative Medicine, LT-03101 Vilnius, Lithuania. Electronic address: Jelena.Celutkiene@santa.lt.
13 División de Cardiología, Hospital de Clínicas José de San Martín, Buenos Aires, Argentina.
14 Department of Health Sciences, University of Milan, Cardiology Division, ASST Santi Paolo e Carlo, Milan, Italy.
15 Cardiology Clinic, University Center Serbia, Medical School, University Clinical Center Serbia, University of Belgrade, Serbia.
16 Cardiology Unit, Ospedale per gli Infermi, Faenza, Italy.
19 Instituto Nacional de Cardiologia Ignacio Chavez, Mexico City, Mexico.
20 Cardiology Department, Careggi University Hospital, Florence, Italy.
21 University of Parma, Cardiology Department, Parma, Italy.
22 Department of Cardiology, Bieganski Hospital, Medical University, Lodz, Poland. Electronic address: kasprzak@ptkardio.pl.
23 Department of Internal Medicine with a course in Cardiology and functional Diagnostics at the Medical Institute of the Peoples' Friendship University of Russia, Moscow, Russia.
24 Hospital Echocardiography Laboratory, Ramos Mejia Hospital, Buenos Aires, Argentina.
25 Department of Internal Diseases and Clinical Pharmacology, Medical University, Lodz, Poland. Electronic address: wierzbowska@ptkardio.pl.
26 Division of Cardiology, Department of Medicine, Siriraj Hospital, Mahidol University, Bangkok, Thailand.
27 Cardiology Division, San Carlo Hospital, Potenza, Italy.
28 Cardiology Hospital, Policlinico University Hospital of Bari, Italy.
29 Clinic of Cardiovascular Diseases, University of Banja Luka University Clinical Centre of the Republic of Srpska. Electronic address: tamara.kovacevic@medicolaser.info.
30 Clinic of Cardiovascular Diseases, University of Banja Luka University Clinical Centre of the Republic of Srpska.
31 Cardiology Department, San Luca Hospital, Lucca, Italy.
32 Institute of Family Medicine, University of Szeged, Hungary. Electronic address: varga.albert@med.u-szeged.hu.
33 Department of Noninvasive Cardiology, Institute for Cardiovascular Diseases Dedinje, School of Medicine, Belgrade, Serbia.
34 Azienda Ospedaliera Rilevanza Nazionale A. Cardarelli Hospital, Naples, Italy.
35 Elisabeth Hospital, Internal Medicine Department, Hódmezővásárhely, Hungary.
36 Villa Salus Foundation/IRCCS San Camillo Hospital, Venice, Venezia, Italy.
37 Department of Cardiology, University of Verona, Verona, Italy.
38 Department of Cardiology, Hospital Universitario Vall d'Hebron, Institut de Recerca, Universitat Autònoma de Barcelona, Barcelona, Spain.
39 Kosmoiatriki Medical Center, Athens, Greece. Electronic address: dsoulis@med.uoa.gr.
40 Department of Cardiovascular Ultrasound and Non-invasive Cardiology, Sichuan Provincial People's Hospital, Chengdu, China.
41 CNR, Institute of Clinical Physiology, Reggio Calabria, Italy. Electronic address: giovanniluigi.tripepi@cnr.it.
42 Division of Cardiology, Fatebenefratelli Hospital, Benevento, Italy.