Bullshit. Doesn't take into account irregular menstruation. Useless thing for me.
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9 years ago
Tatʹyana
I downloaded the calendar, but I don't know how to mark it.
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9 years ago
Inga
The calendar is good! I even really liked it, but at first I could not figure out how to mark the red days, but then I learned, looked around and figured it out)