| Literature DB >> 5083491 |
R Ackermann, W Stille, W Blumenthal, E B Helm, K Keller, O Baldus.
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Year: 1972 PMID: 5083491 DOI: 10.1055/s-0028-1107638
Source DB: PubMed Journal: Dtsch Med Wochenschr ISSN: 0012-0472 Impact factor: 0.628