M. Gharavifard, B. Boroumand Reza Zadeh, and H. Zamani Moghadam, “A Randomized Clinical Trial of Intravenous and Intramuscular Ketamine for Pediatric Procedural Sedation and Analgesia”, Arch Acad Emerg Med, vol. 3, no. 2, pp. 59–63, Dec. 2018.