title: A study comparing Pro-Vent and phyllocontin in stable asthmatics.
authors.forename: N
authors.initials: N
authors.lastname: Sivananthan
authors.forename: D
authors.initials: D
authors.lastname: Kana
authors.forename: M D
authors.initials: MD
authors.lastname: Winson
authors.forename: K N
authors.initials: KN
authors.lastname: Roberts
mesh_terms: D000293:Adolescent; D000328:Adult; D001249:Asthma / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D003692:Delayed-Action Preparations; D004311:Double-Blind Method; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011897:Random Allocation; D013806:Theophylline / Q000008:administration & dosage*
chemical_list: D003692:Delayed-Action Preparations; D013806:Theophylline