This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Vaccines, Subject name: Social & Preventive Medicine
In the Post-disaster phase, all of the following vaccines are mandatory for doctors except:- 
Select and explain. 
A. Cholera, B. Typhoid, C. Measles, D. Tetanus
C: Measles
Answer: C: Measles 
Explanation: Vaccines C/I for population:- Cholera Typhoid Tetanus Other vaccines are relatively CI Vaccines mandatory for Doctors/health providers:- Cholera Typhoid Tetanus