Khalil S, Rodarte A, Weldon BC, Weinstein M, Grunwald Z, Ginsberg B, Kaye R, Otto A, Wheeler M, Lawhorn CD, Prillaman BA, Creed M. Intravenous ondansetron in established postoperative emesis in children. S3A-381 study group. Anesthesiology. 1996 Aug;85(2):270-6. doi: 10.1097/00000542-199608000-00007
Rothman KJ, Glass RL, Espinal F, Velez H. Caries-free teeth in the absence of fluoride ion. J Public Health Dent. 1972;32(4):225-8. doi: 10.1111/j.1752-7325.1972.tb03977.x