HARAHAP, YAHDIANA, BAITHA PALANGGATAN MAGGADANI, TESANIKA RIBKA JOULIN SITORUS, CALLISTA ANDINIE MULYADI, and DENNI JOKO PURWANTO. “CLINICAL APPLICATION OF DRIED BLOOD SPOT FOR MONITORING STUDIES OF TAMOXIFEN, ENDOXIFEN, AND 4-HYDROXYTAMOXIFEN IN BREAST CANCER PATIENT USING LIQUID CHROMATOGRAPHY–TANDEM MASS SPECTROMETRY”. International Journal of Applied Pharmaceutics 11, no. 2 (March 7, 2019): 59–63. Accessed May 26, 2022. https://www.innovareacademics.in/journals/index.php/ijap/article/view/30310.