(Q41691543)
Statements
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A comparative study of two contraceptive vaginal rings releasing norethindrone acetate and differing doses of ethinyl estradiol (English)
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E Weisberg
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I S Fraser
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D R Mishell
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M Lacarra
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P Darney
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T M Jackanicz
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1 May 1999
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59
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5
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305-310
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Identifiers
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