Marbun M, Arsyad J, Lubis M, Hamid E, Lubis C. Neonatal Tetanus in the Department of Child Health Dr. Pirngadi Hospital, Medan in 1983-1984. PI [Internet]. 25Jul.2019 [cited 5May2024];28(3-4):49-. Available from: https://www.paediatricaindonesiana.org/index.php/paediatrica-indonesiana/article/view/2244