| Literature DB >> 6439364 |
I Mühlhauser, C Broermann, M Tsotsalas, M Berger.
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Year: 1984 PMID: 6439364 PMCID: PMC1443819 DOI: 10.1136/bmj.289.6459.1656-a
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623