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Int J Epidemiol. 1989 Mar;18(1):105-7. doi: 10.1093/ije/18.1.105.
Oral contraception, smoking and inflammatory bowel disease--findings in the Royal College of General Practitioners Oral Contraception Study.
Logan RF, Kay CR
Research Library
The largest, free collection of academic references related to restorative reproductive medicine— made possible by donations.
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