It is necessary because the health of the woman pregnant. or that the pregnancy because of some criminal offences, such as the woman being raped until pregnancy.
It is imperative to the health of the pregnant woman. Or because the woman is pregnant because of certain criminal offenses, such as the woman had been raped and is pregnant.
Is necessary due to the health of the pregnant woman. Or because the woman conceived due to the crime committed some base, such as the woman was raped and pregnant.