title: [Possibility of using LD 50 as an index of virulence].
mesh_terms: D000818:Animals; D003045:Coccidioides / Q000472:pathogenicity*; D051379:Mice; D014774:Virulence
vernacular_title: O vozmozhnosti ispol'zovaniia LD 50 v kachestve pokazatelia virulentnosti.