Harahap, D., D. Sjarif, S. Soedjatmiko, D. Widodo, and M. Tedjasaputra. “Identification of Emotional and Behavior Problems in Obese Children Using Child Behavior Checklist (CBCL) and 17-Items Pediatric Symptom Checklist (PSC-17)”. Paediatrica Indonesiana, Vol. 50, no. 1, Mar. 2010, pp. 42-8, https://paediatricaindonesiana.org/index.php/paediatrica-indonesiana/article/view/155.