| a field study to estimate the prevalence of trypanosoma equiperdum in mongolian horses. | from may to july 2000, a cross-sectional study was conducted to estimate the prevalence of trypanosoma equiperdum in the horse population of the central province (tuv aimag) of mongolia. on average, four herds were selected from each of the 29 aimag subdivisions (119 herds). from each herd, 10 horses were sampled in proportion to sex and age categories in the respective herds (1190 horses). sera from 1122 horses were analysed for t. equiperdum antibodies using two serological assays, the complem ... | 2003 | 12860063 |