Determining the gender of the child by last menstruation online
Menstrual cycle duration:
21 days
22 days
23 days
24 days
25 days
26 days
27 days
28 days
29 days
30 days
31 days
32 days
33 days
34 days
35 days
36 days
37 days
38 days
39 days
40 days
Menstruation duration:
3 days
4 days
5 days
6 days
7 days
Select the first day of your last period:
womencalc.com
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Menstruation
Favorable days for conception
Favorable days for conception of a boy
Favorable days for conception of a girl
Ovulation
Unfavorable days for conception