Nugraha, H.K., Hernaningsih, Y. and Nugraha, J. 2015. OPTIMATION OF PLATELET RICH PLASMA PRODUCTION PROTOCOL USING DOUBLE CENTRIFUGATION METHODS. Folia Medica Indonesiana. 51, 3 (Sep. 2015), 180–182. DOI:https://doi.org/10.20473/fmi.v51i3.2832.