The influence of the mode of morphine administration on tolerance and dependence.
D000818:Animals; D001835:Body Weight; D004343:Drug Implants; D004361:Drug Tolerance; D006801:Humans; D007267:Injections; D051379:Mice; D009020:Morphine / Q000008:administration & dosage* / Q000494:pharmacology; D051381:Rats; D019966:Substance-Related Disorders
D004343:Drug Implants; D009020:Morphine