$AIDS$ day is
$1\; May$
$1\; December$
$1\; June$
$AIDS\; day\; is$ $1^{\text {st }}$ $December$
Non-specific host defence that exists prior to the exposure to an antigen is called
Nerve depressants
Epidemiology deals with the study of
An insect bite may result in inflammation of that spot. This is triggered by the alarm chemicals such as
AIDS is characterised by a sharp reduction is