Possible duplicate publication.
Simpson
George M
GM
Kingsbury
Steven J
SJ
D002986:Clinical Trials as Topic; D015713:Duplicate Publications as Topic; D004409:Dyskinesia, Drug-Induced / Q000188:drug therapy*; D005500:Follow-Up Studies; D006801:Humans; D017294:Ondansetron / Q000627:therapeutic use*; D012107:Research Design
D017294:Ondansetron