

MCQOPTIONS
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1. |
All of the following mechanisms might account for a reduced risk of upper genital tract infection in users of progestin-releasing IUDs,except: |
A. | Decreased ovulation |
B. | Reduced retrograde menstruation |
C. | Decidual changes in the endometrium |
D. | Thickened cervical mucus |
Answer» B. Reduced retrograde menstruation | |