title: Notes on Ichthyophthirius multifilis, a ciliate parasitic on fresh-water fishes, with some remarks on possible physiological races and species.
mesh_terms: D000818:Animals; D016798:Ciliophora / Q000254:growth & development* / Q000472:pathogenicity; D005399:Fishes / Q000382:microbiology*; D013696:Temperature