With the help of this application you can calculate expected date of delivery (EDD) and expected gestational age on any date. Available calculation methods: * by last menstrual period; * by ovulation (conception); * by ultrasound; * by clinical examination (by pelvic examination, by first prenatal visit); * by first fetal movement. You can calculate range of dates (first and last date inclusive) for parental leave: just enter 1) gestational age from which leave is started and 2) number o