Which of the following diseases is endemic
Common cold
Amoebiasis
Hepatitis
Influenza
Mark the incorrect statement w.r.t. infection of Entamoeba histolytica
Thalidomide is a non-barbiturate sedative drug which was to be given to pregnant women. Its use was withdrawn in $1961$ because it resulted in phocomelia. This condition illustrates
$HIV$ decreases natural immunity of the body by
Symptoms of shigellosis, a diarrhoeal disease are
Intestinal perforation is the characteristic symptom of