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Историческую версию Baby Gender Calculator можно получить на Android
Baby Gender Calculator
Renewal of men and women based on the time of blood cells (the Russian calendar Gender Calculator) Prepared This Application Can Do With Your Child's Gender Estimate.
1-Write birthday of mom
2-Write birtday of dat
3-Write last menstruation of mom
4.Click Calculate Button
5-Results : KIZ(GIRL) and ERKEK(BOY)