Hypertension

• The University of Hong Kong — Hong Kong

• Cairo university- Faculity of physical therapy — Cairo, Cairo Governorate, Egypt
• Sinai university- Faculity of physical therapy — El Arish, Sinai, Egypt

• School of Public Health, The University of Hong Kong — Hong Kong

• Clinical Sciences Building (CSC) — Los Angeles, California, United States

• The First Affiliated Hospital of Sun Yat-sen University — Guangzhou, Guangdong, China
• The Second Affiliated Hospital of Harbin Medical University — Harbin, Heilongjiang, China
• Fuwai Central China Cardiovascular Hospital — Zhengzhou, Henan, China
• Zhengzhou Central Hospital Affiliated to Zhengzhou University — Zhengzhou, Henan, China

• Clinical Physiology Laboratory, Oxford Brookes University — Oxford, Oxfordshire, United Kingdom

Not specified

• The Indus Hospital Karachi — Karachi, Sindh, Pakistan

Not specified

• Beijing Anzhen Hospital, Capital Medical University — Beijing, Beijing Municipality, China