Human babesiosis.
D000818:Animals; D001096:Arachnid Vectors / Q000469:parasitology*; D001403:Babesia / Q000472:pathogenicity; D001404:Babesiosis / Q000635:transmission*; D006801:Humans; D012373:Rocky Mountain Spotted Fever / Q000635:transmission; D013987:Ticks / Q000469:parasitology*