Postprandial Distress Syndrome

• Guang'anmen Hospital, China Academy of Chinese Medical Sciences — Beijing, Beijing Municipality, China
• Gansu Provincial Hospital of Traditional Chinese Medicine — Lanzhou, Gansu, China
• The First Affiliated Hospital of Guizhou University of Traditional Chinese Medicine — Guiyang, Guizhou, China
• Hebei Provincial Hospital of Traditional Chinese Medicine — Shijiazhuang, Hebei, China

• KU Leuven — Leuven, Vlaams-Brabant, Belgium

Not specified

Not specified

• UZ Leuven — Leuven, Belgium

• Hong Kong Buddhist Association - The University of Hong Kong Chinese Medicine Clinic cum Training and Research Centre (Wong Tai Sin District) — Hong Kong

• Chengdu University of TCM — Chengdu, Sichuan, China