S J Day. Show Affiliations »
Abstract
Mesh: See more » Clinical Trials as TopicHumansResearch DesignStatistics as Topic
Year: 1988 PMID: 2904555 DOI: 10.1016/s0140-6736(88)90620-4
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321