| 21. | On average, says Walsh, a woman's last menstrual period occurs at about age 52.
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| 22. | Using synthetic hormones, it is possible for a woman to completely eliminate menstrual periods.
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| 23. | Variation in timing of ovulation and menstrual periods is common.
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| 24. | The woman developed an egg, ovulated, and had a normal menstrual period, Oktay said.
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| 25. | The girl replied that she had just started her menstrual period and was fine.
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| 26. | The fourth week no patch is necessary and the user experiences a menstrual period.
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| 27. | Five days after the end of the last menstrual period.
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| 28. | She ovulated and had a normal menstrual period, Oktay said.
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| 29. | At what age did you start your menstrual period?
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| 30. | This is approximately the duration since the woman's last menstrual period ( LMP ) began.
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