Majidi Nejad, S., L. Goudarzi, M. Esmaeilian, and F. Heidari. “The Effect of Ondansetron on Reducing Nausea Caused By Ketamine in Pediatric Patients Visiting Emergency Department; A Clinical Trial”. Iranian Journal of Emergency Medicine, vol. 4, no. 1, Dec. 2016, pp. 19-15, doi:10.22037/ijem.v4i1.14661.