K. W. Ahmad and Tjokorda Gde Agung Senapathi, “Clonidine as an Adjuvant for Caudal Analgesia in Pediatric Patients Undergoing Infraumbilical Surgery: A Case Report”, Bioscmed, vol. 7, no. 8, pp. 3500–3504, Aug. 2023, doi: 10.37275/bsm.v7i8.849.