title: Slow-reacting substance of anaphylaxis antagonist FPL 55712 in chronic asthma.
mesh_terms: D000328:Adult; D001249:Asthma / Q000188:drug therapy*; D002867:Chromones / Q000008:administration & dosage*; D002908:Chronic Disease; D004987:Ethers / Q000008:administration & dosage; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012138:Respiratory Therapy; D013189:SRS-A / Q000037:antagonists & inhibitors*
chemical_list: D002867:Chromones; D004987:Ethers; D013189:SRS-A; C006312:FPL 55712