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Sunday Jun 28, 2020
Sunday Jun 28, 2020
Calculating the due date manually using the formula applies to mothers who have a normal and regular menstrual cycle that is every 28 days. The trick is to add 7 to the first date of the last menstruation, then reduce the month by 3 and add 1 to the year.
For more details visit : https://mypregnancyduedate.com/