Rusmawatiningtyas D., Child Health Department, Faculty of Medicine, Public Health, and Nursing, Universitas Gadjah Mada, Yogyakarta, Indonesia; Oktaria V., Department of Biostatistics, Epidemiology and Population Health, Faculty of Medicine, Public Health, and Nursing, Universitas Gadjah Mada, Yogyakarta, Indonesia; Pudjiadi A.H., Child Health Department, Faculty of Medicine, Universitas Indonesia, Jakarta, Indonesia; Makrufardi F., Child Health Department, Faculty of Medicine, Public Health, and Nursing, Universitas Gadjah Mada, Yogyakarta, Indonesia; Woensel J.B.M.V., Department of Pediatric Intensive Care, Emma Children’s Hospital/Amsterdam University Medical Centers, University of Amsterdam, Meibergdreef 9, Amsterdam, Netherlands