| Literature DB >> 2495115 |
N H Riewerts Eriksen1, F Espersen, L Laursen, P Skinhøj, N Høiby, I Lind.
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Year: 1989 PMID: 2495115 PMCID: PMC1835920 DOI: 10.1136/bmj.298.6673.568-a
Source DB: PubMed Journal: BMJ ISSN: 0959-8138