Health and Disease in the Tropics

administrative officer adult Aedes aegypti animals Anopheles attack bacteria become infected beriberi bite blood body boiled breeding cause cholera common contain cooked dangerous deficiency develop diagnosis diet disease dose drugs dysentery effective eggs embryos epidemic especially faeces feed female fleas flies fluid given glands grain hookworm host hot countries human immunity important instance intestine kill known labourers large numbers larvae latrine leishmaniasis leprosy lice live liver lungs malaria malaria parasites mepacrine mosquitoes occur organisms outbreak parasites pass patient penetrate person plague possible Prevention protection public health rats relapsing fever rickettsiae rodents sand-flies serious skin snails soil sore spirochaetes spread stage sterile sulphonamide surface Symptoms syphilis temperature tertian malaria ticks tion tissues Transmission transmitted treated treatment tropical countries trypanosomes trypanosomiasis tsetse tuberculosis typhoid typhus ulcer urine usually vaccine vegetables virus vitamins weeks worms yaws yellow fever