1.
Sharma P, Paudel B, Singh P, Linmbu P. Heart rate variability: Response to graded head up tilt in healthy men. Kathmandu Univ. Med. J. [Internet]. 2010 Feb. 18 [cited 2024 Nov. 24];7(3):252-7. Available from: https://nepjol.info./index.php/KUMJ/article/view/2733