| serological and parasitological study and report of the first case of human babesiosis in colombia. | a study on the presence of babesia in humans was performed in puerto berr o (latitude 6.50deg. longitude: -74.38deg. river: magdalena. area: 74.410km , colombia-south america). indirect immunofluorescence, thin and thick blood smears were used to study 194 individuals. patients were grouped according to their risk-factors for babesia infection: (group 1) individuals with fever, chills, sweating and other malaria-type symptoms; (group 2) symptomatic and asymptomatic individuals from local cattle ... | 2003 | 12937727 |