Bih is defined as
Bih: The complete expulsion or extraction from the mother of a fetus after 20 weeks gestation. In the absence of accurate dating criteria, fetuses weighing < 500 g are usually not considered as bihs but rather are termed abouses for purposes of vital statistics(Ref: William's Obstetrics; 25th edition)
The complete expulsion or extraction from the mother of a fetus after 20 weeks gestation
The complete expulsion or extraction from the mother of a fetus after 28 weeks gestation
The complete expulsion or extraction from the mother of a fetus after 38 weeks gestation
The complete expulsion or extraction from the mother of a fetus after 40 weeks gestation
All India exam