title: Studies on the prevelence and effect of Trypanosoma lewisi infection in Finnish rats.
mesh_terms: D000818:Animals; D001835:Body Weight; D004199:Disease Vectors; D005260:Female; D005387:Finland; D008297:Male; D011634:Public Health; D051381:Rats; D014350:Trypanosoma lewisi / Q000472:pathogenicity; D014352:Trypanosomiasis / Q000453:epidemiology / Q000662:veterinary*