| Literature DB >> 6114771 |
G Bianchi Porro, A Prada, M Petrillo, M Lazzaroni.
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Year: 1981 PMID: 6114771 PMCID: PMC1506705 DOI: 10.1136/bmj.283.6285.235
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623