Nufus, Ainun. “PENGELOMPOKAN KABUPATEN/KOTA DI JAWA TIMUR BERDASARKAN PROGRAM PELAYANAN KESEHATAN IBU”. Medical Technology and Public Health Journal 3, no. 1 (March 19, 2019): 9–16. Accessed April 26, 2024. https://journal2.unusa.ac.id/index.php/MTPHJ/article/view/934.