| incidence of borrelia garinii and borrelia afzelii in ixodes ricinus ticks in an urban environment, prague, czech republic, between 1995 and 1998. | the presence of borrelia burgdorferi sensu lato and its individual genospecies was determined using a single-step polymerase chain reaction in a total of 779 ixodes ricinus ticks collected from an urban park in prague, czech republic. the incidence of borrelia burgdorferi sensu lato was 9.2% in 1995, 3.4% in 1996, 4.5% in 1997 and 2.8% in 1998. the borrelia garinii to borrelia afzelii ratio was 1.4:1 and it did not differ significantly throughout the study period. borrelia burgdorferi sensu stri ... | 1999 | 10482032 |