H M Marks1. Show Affiliations » 1. Johns Hopkins University, Baltimore, MD, USA.
Abstract
Mesh: See more » Clinical ProtocolsDouble-Blind MethodHistory, 20th CenturyRandom AllocationRiskStatistics as Topic/history
Year: 2000 PMID: 11624657 DOI: 10.1177/007327530003800304
Source DB: PubMed Journal: Hist Sci ISSN: 0073-2753 Impact factor: 0.892