| [toxocariasis in the tula region]. | serological survey of 2586 persons with suspected toxocariasis revealed toxocara antigen titers in 644 (24.9%). canine toxocariasis affliction was 25%, environmental toxocara egg contamination was 3.2%. seropositive persons were recorded in 22 of the 24 districts. a patient-carrier ratio was 1:1.6. visceral toxocariasis was more frequently notified in children. the clinical picture was polysymptomatic with a predominance of intoxication (86%), temperature responses (49%), abdominal (37%) and pul ... | 2003 | 12652847 |