[Update in asthma therapy. Slow-release theophylline].
Sagara
Hironori
H
D001249:Asthma / Q000188:drug therapy*; D012898:Autacoids; D006801:Humans; D013806:Theophylline / Q000008:administration & dosage*
D012898:Autacoids; D013806:Theophylline