Velamakanni, S.R. and Padala, V. 2017. ESTIMATION OF ETONOGESTREL IN HUMAN PLASMA BY USING LC–ESI–MS/MS METHOD. International Journal of Pharmacy and Pharmaceutical Sciences. 9, 12 (Dec. 2017), 147–154. DOI:https://doi.org/10.22159/ijpps.2017v9i12.20946.