Sundaravalli, A., R. Manjushree, and G. Saraswathi. “Prevalence of Osteoporosis in Selected Post Menopausal Women”. The Indian Journal of Nutrition and Dietetics, vol. 49, no. 2, Feb. 2012, pp. 51-58, https://www.informaticsjournals.com/index.php/ijnd/article/view/4504.