Subject(s)

Disease Outbreaks/history , Yellow Fever/history , Animals , Disease Outbreaks/prevention & control , Health Policy , History, 17th Century , History, 18th Century , History, 19th Century , History, 20th Century , Humans , Immunization , Mosquito Control , Trinidad and Tobago/epidemiology , Yellow Fever/epidemiology , Yellow Fever/prevention & control