Fadhilah, N.L. and Pranadyan, R. 2020. Effect of adolescent pregnancy on the incidence of low birthweight in Dr Soetomo Hospital, Surabaya, Indonesia. Majalah Obstetri & Ginekologi. 28, 2 (Oct. 2020), 67–74. DOI:https://doi.org/10.20473/mog.V28I22020.67-74.