occurring during the period around birth (5 months before and 1 month after); "perinatal mortality"; "perinatal care
Pertaining to the period of viable pregnancy and neonatal life; in medical statistics the period begins when the fetus attains a weight of 500g and ends after 28 days of neonatal life
Concerning the period beginning after the 28th week of pregnancy and ending 28 days after birth (CMD 1997)
Perinatal deaths, problems, or experiences happen at the time of birth or soon after the time of birth. Premature birth is the main cause of perinatal mortality. at or around the time of birth antenatal,post natal post natal (peri- (from ; PERICARDIUM) + natal)