എന്താണ് പോസ്ചറൽ ഓർത്തോസ്റ്റാറ്റിക് ടാക്കിക്കാർഡിയ സിൻഡ്രോം (POTS)? Johnson Francis | August 1, 2025 | General Cardiology | No Comments Related Posts Syndromes in CHD No Comments | Jul 30, 2011 What is head up tilt test (HUTT) – Cardiology Basics No Comments | Oct 11, 2022 Pressure Half Time (PHT) in Aortic Regurgitation No Comments | Jun 30, 2026 Crux of the heart No Comments | May 9, 2012 About The Author Johnson Francis Former Professor of Cardiology, Calicut Govt. Medical Kozhikode, Kerala, India. Editor-in-Chief, BMH Medical Journal