$HIV$ decreases natural immunity of the body by
Destroying antibodies
Destroying erythrocytes
Attacking $T$-lymphocytes
Attacking $B$-lymphocytes
Drugs, shocks and psychotherapy are the treatments of
Among the noninfectious diseases, which of the following is most common fatal diseases of human beings?
Full forms : $LSD$
$B.C.G.$ vaccine is used against
Which one of the following disease is sexually transmitted disease