All of the following can cause epidemic in post-disaster period except

Ans. a. LeishmaniasisPost-disaster PeriodAn outbreak of gastroenteritis is the most commonly repoed disease in the post-disaster period. Increased incidence of acute respiratory infections is also common in the displaced population.Vector-borne diseases will not appear immediately but may take several weeks to reach epidemic levels. Displacement of domestic and wild animals increases the risk of transmission of zoonoses. Some of these animals may be reservoirs of infections such as leptospirosis, rickettsiosis, etc.Rickettsial diseases are also seen post-disaster especially in refugee camps.Wild animals are reservoirs of infections, which can be fatal such as equine encephalitis, rabies, and infections still unknown to humans.