IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-11-2-40516 Original Research Paper THE EFFECT OF PLATFORM SWITCHING ON ALVEOLAR CRESTAL BONE LEVEL - A SYSTEMATIC REVIEW Rizwan M Sanadi Dr. Dr Tushar Pathak Dr. Dr Priyanka Khandekar Dr. February 2022 11 2 01 02