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Q. |
All of the following mechanisms might account for a reduced risk of upper genital tract infection in users of progestin releasing IUDs, except: |
A. | Reduced retrograde menstruation |
B. | Decreased ovulation |
C. | Thickened cervical mucus |
D. | Decidual changes in the endometrium |
E. | All of the above |
Answer» E. All of the above |
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