UMAMI, Riza. Layanan Informasi Melalui Media Short Messages Services dan Perilaku Pencegahan Komplikasi Kehamilan. Jurnal Pendidikan Kesehatan, [S.l.], v. 6, n. 2, p. 83-88, jan. 2018. ISSN 2442-7993. Available at: <https://ojs.poltekkes-malang.ac.id/index.php/jpk/article/view/162>. Date accessed: 25 apr. 2024. doi: https://doi.org/10.31290/jpk.v(6)i(2)y(2017).page:83-88.