Frans Iqlessias Hutagaol (Faculty of Medicine, Universitas Kristen Duta Wacana, Yogyakarta, Indonesia)
Fannia Aviandani Megaputri (Faculty of Medicine, Universitas Kristen Duta Wacana, Yogyakarta, Indonesia)
Devie Kristiani (Faculty of Medicine, Universitas Kristen Duta Wacana, Yogyakarta and Departement of Pediatric, Bethesda Hospital, Yogyakarta, Indonesia)