| Literature DB >> 21503749 |
Pamela M Marcus, Eric J Bergstralh, Barnett S Kramer, Robert Fontana.
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Year: 2011 PMID: 21503749 DOI: 10.1007/s10654-011-9580-7
Source DB: PubMed Journal: Eur J Epidemiol ISSN: 0393-2990 Impact factor: 8.082