Oral polio vaccine and hepatitis first dose is given to a child at
$6$ weeks after birth
$10$ weeks after birth
$20$ weeks after birth
$24$ weeks after birth
Distribution of population on earth is
First dose of $BCG$ vaccine is given at the time of
Which of the following is hormone releasing $IUD$?
Which of the following is the most sparsely populated state of India
In India, marriageable age for boys is ______ and girls is ______ respectively.