HARAHAP , L. J. . HUBUNGAN PENGETAHUAN DENGAN CAKUPAN K4 PADA IBU HAMIL DI PUSKESMAS SANGKUNUR. Jurnal Ilmiah PANNMED (Pharmacist, Analyst, Nurse, Nutrition, Midwivery, Environment, Dentist), [S. l.], v. 16, n. 3, p. 699–703, 2021. DOI: 10.36911/pannmed.v16i3.1220. Disponível em: https://ojs.poltekkes-medan.ac.id/pannmed/article/view/1220. Acesso em: 27 aug. 2025.