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Comparative Study
. 2010 Apr;115(4):867.
doi: 10.1097/AOG.0b013e3181d70303.

Cycle control with a 21-day compared with a 24-day oral contraceptive pill: a randomized controlled trial

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Comparative Study

Cycle control with a 21-day compared with a 24-day oral contraceptive pill: a randomized controlled trial

Richard F Lynen. Obstet Gynecol. 2010 Apr.
No abstract available

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References

    1. Kaunitz AM, Burkman RT, Fisher AC, LaGuardia KD. Cycle control with a 21-day compared with a 24-day oral contraceptive pill: a randomized controlled trial. Obstet Gynecol 2009;114:1205–12.
    1. Gerlinger C, Endrikat J, Kallischnigg G, Wessel J. Evaluation of menstrual bleeding patterns: a new proposal for a universal guideline based on the analysis of more than 4500 bleeding diaries. Eur J Contracept Reprod Health Care 2007;12:203–11.

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