Gralla RJ, Navari RM, Hesketh PJ, Popovic W, Strupp J, Noy J, Einhorn L, Ettinger D, Bushnell W, Friedman C. Single-dose oral granisetron has equivalent antiemetic efficacy to intravenous ondansetron for highly emetogenic cisplatin-based chemotherapy. J Clin Oncol. 1998 Apr; 16(4):1568-73.