Cangara, H. (2017) “EXPRESSION OF ESTROGEN RECEPTOR (ER), PROGESTERONE RECEPTOR (PR), AND HUMAN EPI- DERMAL GROWTH FACTOR RECEPTOR-2 (HER-2) IN GROWTH AND METASTASES OF BREAST CANCER”, Nusantara Medical Science Journal, 1(3), pp. 98–103. doi: 10.20956/nmsj.v1i3.2227.