Handryastuti, Setyo , Child Health Department, Faculty of Medicine, Universitas Indonesia Hanisa, Nisrina, Faculty of Medicine, Universitas Indonesia - Dr. Cipto Mangunkusumo General Hospital, Jakarta, Indonesia and Universitas Indonesia Hospital Harahap, Muhammad, Universitas Pembangunan Nasional Veteran Jakarta Harahap, Sofyan, dr.Kariadi Central Hospital, Semarang Hardiany, Novi Silvia , Faculty of Medicine, Universitas Indonesia – Dr. Cipto Mangunkusumo Hospital, Jakarta, Indonesia Hardiany, Novi Silvia, Faculty of Medicine, Universitas Indonesia-Dr. Cipto Mangunkusumo General Hospital, Jakarta, Indonesia Hardiany, Novi Silvia, Faculty of Medicine, Universitas Indonesia-Dr. Cipto Mangunkusumo Hospital Hardiany, Novia Silvia, Faculty of Medicine, University of Indonesia, Jakarta Hardini, Niniek, Universitas Pembangunan Nasional Veteran Jakarta, Indonesia Hardy, Gil, Ipanema Research Trust, Auckland, New Zealand