some one deliver her baby on 26th of february and she was doubting that it could be my fiance that is responsible, and my fiancee said they only new each other in month of june and he left the country that same month of june ending , it was month of August that she called my fiance that she has pregnant , and she deliver the baby in month of February26th , please when is the exact date or month can i use to count it to know the month and date she really take in, am confuse who to believe and i dont know how to count pregnancy date...pls help....