Islam, Md Nazrul, SK Kamal, Md Sirajul Islam, and Sk Amir Hossain. “Variation of Blood Pressure During Change of Posture”. Bangladesh Medical Journal Khulna 51, no. 1-2 (March 4, 2019): 16–20. Accessed July 1, 2024. https://banglajol.info/index.php/BMJK/article/view/40461.