Secondary infertility is
Patient who can't do coitus (sex)
Sterility
Impotency
It indicate previous pregnancy but failure to conceive subsequently
Which of the following $STDs$ is not caused by a bacterium?
According to $1991$ census, the minimum percent of population increase is in the state
Cause of decline of population in $1927$ was
The percentage ratio of natality over mortality is called
$ZIFT$ stands for