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Oral contraceptives and rheumatoid arthritis: Bias in observational studies of cause-effect relationships

✍ Scribed by Tim D. Spector; Alan J. Silman

Book ID: 115961982
Publisher: Elsevier Science
Year: 1987
Weight: 204 KB
Volume: 40
Category: Article
ISSN: 0021-9681
DOI: 10.1016/0021-9681(87)90121-4

No coin nor oath required. For personal study only.

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