Rahman, M. S., S. A. Islam, M. J. Hossain, M. S. Arefin, M. I. Islam, S. A. Begum, S. S. Shompa, and A. Akhtaruzzaman. “Effects of Platelet Rich Plasma in Combination With Hyaluronic Acid in the Treatment of Primary Knee Osteoarthritis”. Journal of National Institute of Neurosciences Bangladesh, vol. 5, no. 2, Sept. 2019, pp. 137-42, doi:10.3329/jninb.v5i2.43018.