| Literature DB >> 4683534 |
I Häkkinen, E Siltanen, S Hernberg, A M Seppäläinen, P Karli, E Vikkula.
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Year: 1973 PMID: 4683534 DOI: 10.1080/00039896.1973.10666226
Source DB: PubMed Journal: Arch Environ Health ISSN: 0003-9896