| Literature DB >> 6122783 |
E van den Berg, G Walterbusch, L Gotzen, K D Rumpf, B Otten, H Fröhlich.
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Year: 1982 PMID: 6122783 DOI: 10.1016/s0140-6736(82)91947-x
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321