Social & Preventive Medicine Perinatal period is defined as – A From 20 week of gestation to bih B From 28 week of gestation to bih C From 28 week of gestation to one week after bih D From bih to one month after bih 💡 Explanation Perinatal period is defined as - ✓ Correct Answer: C. From 28 week of gestation to one week after bih