CTS net
American Association for Thoracic Surgery
European Association for Cardio-Thoracic Surgery
The Society of Thoracic Surgeons
American Society of Extra-Corporeal Technology
Asian Society for Cardiovascular Surgery
Australasian Society of Cardiac and Thoracic Surgeons
International Society for Minimally Invasive Cardiothoracic Surgery
Society for Heart Valve Disease
Heart Surgery Forum
American Heart Association
American College of Cardiology
The Heart Association of Thailand
American College of Chest Physicians
General Thoracic Surgery Club
CT Digest
Royal College of Surgeons of Thailand
The medical council of Thailand
Nationnal Heath Security Office
The Medical Association of Thailand
Thai Association of Pediatric Respiratory and Critical Care Medicine
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