मुख्य संक्रामक और संचारी रोग (मलेरिया, फाइलेरिया, तपेदिक, हैजा, और एड्स), उनके वाहक, रोगजनक, और रोकथाम। (Major infectious and communicable diseases (malaria, filaria, tuberculosis, cholera, and AIDS), their vectors, pathogens, and prevention.) (UPSC 2014,15 Marks,)

Major infectious and communicable diseases (malaria, filaria, tuberculosis, cholera, and AIDS), their vectors, pathogens, and prevention.