Department of Child Health, Universitas Indonesia, Cipto Mangunkusumo General Hospital, Indonesia
Wicaksana, P., Department of Child Health, Universitas Indonesia, Cipto Mangunkusumo General Hospital, Indonesia; Kurniati, N., Department of Child Health, Universitas Indonesia, Cipto Mangunkusumo General Hospital, Indonesia; Pardede, S., Department of Child Health, Universitas Indonesia, Cipto Mangunkusumo General Hospital, Indonesia