Evaluation of nonnarcotic chemical agents in headaches.
D000700:Analgesics; D018712:Analgesics, Non-Narcotic / Q000628:therapy*; D058633:Antipyretics; D006261:Headache / Q000628:therapy*; D006801:Humans
D000700:Analgesics; D018712:Analgesics, Non-Narcotic; D058633:Antipyretics
ANALGESICS AND ANTIPYRETICS/therapy; HEADACHE/therapy