(Q46436421)
Statements
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Ovulation inhibition with four variations of a four-phasic estradiol valerate/dienogest combined oral contraceptive: results of two prospective, randomized, open-label studies (English)
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Jan Endrikat
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Susanne Parke
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Dietmar Trummer
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Werner Schmidt
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Ingrid Duijkers
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Christine Klipping
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11 July 2008
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78
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3
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218-225
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Identifiers
1 reference