(Q45275392)
Statements
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Efficacy and safety of a contraceptive vaginal ring (NuvaRing) compared with a combined oral contraceptive: a 1-year randomized trial (English)
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Kristjan Oddsson
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Beate Leifels-Fischer
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Nilson Roberto de Melo
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Dominique Wiel-Masson
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Carole H J Verhoeven
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Thom O M Dieben
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1 March 2005
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71
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3
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176-182
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Identifiers
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