| Literature DB >> 5705388 |
A F Broad, J N Godlee, E W Emery, T A Prankerd.
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Year: 1968 PMID: 5705388 PMCID: PMC2466494 DOI: 10.1136/pgmj.44.516.803
Source DB: PubMed Journal: Postgrad Med J ISSN: 0032-5473 Impact factor: 2.401