This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epidemiology, Subject name: Social & Preventive Medicine
Isolation period should be - 
Select and explain. 
A. Minimum incubation period, B. Maximum incubation period, C. Period interval, D. Generation time
C: Period interval
Answer: C: Period interval 
Explanation: Isolation is defined as the period of communicability of infected person or animals from others in such places and such strict conditions as to prevent or limit the indirect transmission of the infectious agent from those infected to those who are susceptible or who may spread the agent to others (refer pgno:120 park 23 rd edition)