Jain DP, Jain DR, Jain DAK, Jindal DM, Dixit DR. Aging and Its Theories: Aging and Its Theories. Natl J Integr Res Med [Internet]. 2012 Jun. 30 [cited 2025 May 25];3(2):170-3. Available from: https://www.nicpd.ac.in/ojs-/index.php/njirm/article/view/292