J Gomez, G Gomez. Show Affiliations »
Abstract
Mesh: See more » Asthma/drug therapyBronchodilator Agents/pharmacologyClinical Trials as TopicHumansPiperazines/therapeutic usePlacebosTheophylline/therapeutic use
Substances: See more » Bronchodilator AgentsPiperazinesPlacebosTheophylline
Year: 1967 PMID: 4864669 PMCID: PMC2236454
Source DB: PubMed Journal: J R Coll Gen Pract ISSN: 0035-8797