Question 19
Which of the following are true about measles?
1. It is highly infectious in the phase following the appearance of rash
2. Infection usually confers lifelong immunity
3. It has a low secondary attack rate
Select the correct answer using the code given below :
1. It is highly infectious in the phase following the appearance of rash
2. Infection usually confers lifelong immunity
3. It has a low secondary attack rate
Select the correct answer using the code given below :