P C O'Brien, M A Shampo. Show Affiliations »
Abstract
Mesh: See more » Clinical Trials as TopicDrug TherapyHumansPlacebosStatistics as Topic/methods
Substances: See more » Placebos
Year: 1981 PMID: 7015029
Source DB: PubMed Journal: Mayo Clin Proc ISSN: 0025-6196 Impact factor: 7.616