Longjam DS, Akoijam JS, Ahongshangbam MS, Longjam NS. Comparison of the clinical effect of intra-articular injection of platelet-rich plasma and methylprednisolone in primary osteoarthritis of knee: a randomized controlled trial. Int J Adv Med [Internet]. 2019 Nov. 25 [cited 2025 Nov. 17];6(6):1842-8. Available from: https://www.ijmedicine.com/index.php/ijam/article/view/2004