IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-10-3-34066 Original Research Paper POTENCY OF ORAL UN-DENATURED TYPE II COLLAGENIN THE TREATMENT OF OSTEOARTHRITIS, WITH SPECIFICAL RELATIONSHIP TO KNEE JOINT- A META-ANALYTIC REVIEW R K Guhan Dr. Dr. Ashwin V Y Dr. Dr. Yokesh M Dr. Dr. Aurobindo B Dr. March 2021 10 3 01 02