The term perinatal covers the period from -
28 weeks gestation to one week after bih
First 4 weeks after bih
28 weeks gestation to one month after bih
24 weeks gestation to one week after bih
Perinatal covers from From 28 week of gestation to one week after bih. REF. PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 518
obstetrics,pediatrics and geriatrics