Harahap, I., Dewi, O. and Mitra, M. (2023) “The Incomplete Basic Immunization for Infants During the Covid-19 Pandemic in the Work Area of the Bandar Petalangan Health Center, Pelalawan Regency”, Jurnal kesehatan komunitas (Journal of community health), 9(1), pp. 198–202. doi: 10.25311/keskom.Vol9.Iss1.923.