This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: obstetrics,pediatrics and geriatrics, Subject name: Social & Preventive Medicine
The term perinatal covers the period from - 
Select and explain. 
A. 28 weeks gestation to one week after bih, B. First 4 weeks after bih, C. 28 weeks gestation to one month after bih, D. 24 weeks gestation to one week after bih
A: 28 weeks gestation to one week after bih
Answer: A: 28 weeks gestation to one week after bih 
Explanation: 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