Surveillance of drug adverse reactions.
D002170:Canada; D003365:Costs and Cost Analysis; D004342:Drug Hypersensitivity; D064420:Drug-Related Side Effects and Adverse Reactions; D001330:Electronic Data Processing; D006769:Hospitals, General; D006801:Humans; D007256:Information Systems; D009026:Mortality; D011159:Population Surveillance; D012042:Registries