| Literature DB >> 3120931 |
J Lukaszkiewicz1, K Prószyńska, R S Lorenc, H Ludwiczak.
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Year: 1987 PMID: 3120931 PMCID: PMC1248246 DOI: 10.1136/bmj.295.6607.1173
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623