Andarwati, R. (2019) “GAMBARAN PENGETAHUAN IBU HAMIL TENTANG MANFAAT ASAM FOLAT DALAM KEHAMILAN DI RUMAH SAKIT HAJI MEDAN”, Jurnal Ilmiah PANNMED (Pharmacist, Analyst, Nurse, Nutrition, Midwivery, Environment, Dentist), 10(1), pp. 95–98. doi: 10.36911/pannmed.v10i1.229.