Response of experimental pain to analgesic drugs. 3. Codeine, aspirin, secobarbital, and placebo.
D000328:Adult; D000698:Analgesia; D000704:Analysis of Variance; D001241:Aspirin / Q000494:pharmacology*; D003061:Codeine / Q000494:pharmacology*; D003080:Cold Temperature; D004558:Electric Stimulation; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010146:Pain / Q000188:drug therapy*; D010919:Placebos; D012631:Secobarbital / Q000494:pharmacology*
D010919:Placebos; D012631:Secobarbital; D001241:Aspirin; D003061:Codeine