Comparing Single Spin versus Double Spin Techniques of Platelet Rich Plasma Preparation in Treating Male Androgenetic Alopecia: A Prospective Study. - DANNY, C. GEO; BALAKUMARAN, C.; MANOHARAN, D.; KUMAR, N. ASHOK; MEGALAI, A. SAKTHI; NAIDU, DAMA KONDAIAH (Journal of Clinical & Diagnostic Research, 2025)