Drug information resources.
McCombs
Barrie
B
University of Calgary Medical Information Service, Calgary, Alta. bmccombs@ucalgary.ca
D002170:Canada; D016206:Databases, Bibliographic; D016208:Databases, Factual; D004346:Drug Information Services; D006801:Humans; D020407:Internet; D009862:Online Systems; D019035:Rural Health Services; D014481:United States