Aritonang, Erlan, Laura M Siregar, Nuril Jufri, Denrison Purba, Desi L Rajagukguk, and Yunita Purba. “Perbandingan Kadar Hemoglobin Sebelum Manstruasi Dan Sesudah Manstruasi Pada Mahasiswi DIII Teknologi Laboratorium Media Di Universitas Sari Mutiara Indonesia”. Jurnal Abdimas Mutiara 4, no. 1 (February 8, 2023): 408–412. Accessed January 30, 2026. https://e-journal.sari-mutiara.ac.id/index.php/JAM/article/view/5093.