I.N. Mitra, Dr. Sonia Kochhar, and Dr. B.K. Agrawal. “Influence of Aging on Lung Functions in Elderly Male and Female Healthy Subjects”. Asian Pacific Journal of Health Sciences 6, no. 1 (March 30, 2019): 114–117. Accessed September 16, 2024. https://apjhs.com/index.php/apjhs/article/view/513.