Ratnasari Ratnasari, and Tria Puspita Sari. “Perbedaan Siklus Menstruasi Akseptor KB Pil Dan Injeksi Kombinasi ”. JURNAL KEPERAWATAN SISTHANA 4, no. 1 (March 22, 2019): 40–45. Accessed April 21, 2025. https://jurnal.stikeskesdam4dip.ac.id/index.php/SISTHANA/article/view/230.