Question

It has been observed that despite the availability of the vaccine for Hepatites A in the
market, It may not be necessary to be given to children by the time they are five years old why?​

Answer 1

Explanation:

because small children lungs are in a developing stage below 3

Answer 2

Answer:

It may not be necessary to give a Hepatitis A vaccination to children when they are 5 years of old as by this time they develop immunity against hepatitis A.  

Explanation: