Puri, Neerja, and Sushma Thakur. 2020. “A Study on the Efficacy of Platelet Rich Plasma for the Treatment of Patterned Hair Loss”. International Journal of Research in Dermatology 6 (2):208-11. https://doi.org/10.18203/issn.2455-4529.IntJResDermatol20200604.