V. Shivram Naik, Sudheer Kumar Dachepally, Satyam Yadav Mallethula and Rajesh Pallepaty 2021. A Compare Study of Effectiveness of oral Bisphosphonates and Vitamin D in Osteoporosis; Gandhi medical college & Hospital, Secunderabad. International Journal of Health and Clinical Research. 4, 13 (Jul. 2021), 23–27.