| Literature DB >> 7937436 |
A Ferreira, P M Bettencourt Fernando, R Capucho, F Macedo.
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Year: 1994 PMID: 7937436 PMCID: PMC2397675 DOI: 10.1136/pgmj.70.825.520
Source DB: PubMed Journal: Postgrad Med J ISSN: 0032-5473 Impact factor: 2.401