Pramono, Ardi, Gibran Raka Pramodya, Cornel Anggara, and Amaro Yudho Wibowo. “Preemptive Analgesic With Paracetamol and Tramadol Analgesics in Pediatric Circumcision”. JKKI : Jurnal Kedokteran dan Kesehatan Indonesia 9, no. 1 (April 30, 2018): 35–38. Accessed May 5, 2024. https://jurnal.uii.ac.id/JKKI/article/view/9691.