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Confounding by indication in epidemiologic studies of commonly used analgesics |
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| Authors: | Signorello Lisa B McLaughlin Joseph K Lipworth Loren Friis Søren Sørensen Henrik Toft Blot William J |
| Affiliation: | International Epidemiology Institute, Rockville, Maryland, USA; Department of Medicine, Vanderbilt University Medical Center, Vanderbilt-Ingram Cancer Center, Nashville, Tennessee, USA. lisa@iei.ws |
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| 本文献已被 PubMed 等数据库收录！ | |