| Literature DB >> 6440624 |
B Beermann, T Christensson, P Möller, A Stillström.
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Year: 1984 PMID: 6440624 PMCID: PMC1444802 DOI: 10.1136/bmj.289.6460.1728
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623