Which of the following statements accurately describes an epidemic?
- An epidemic refers to a minor, expected fluctuation in disease cases within a population.
- It signifies an unusual increase in the number of cases of an infectious disease already present in a specific region or population.
- An epidemic can also describe the emergence of a significant number of cases of an infectious disease in an area or population typically free from that particular illness.
- The term 'epidemic' is exclusively used for non-infectious diseases.
Aii
Biii മാത്രം
Cii, iii
Diii