title: [Draft of a standard method of determination the frequency of R-factor transfer (author's transl)].
mesh_terms: D001431:Bacteriological Techniques / Q000592:standards; D004352:Drug Resistance, Microbial; D005111:Extrachromosomal Inheritance
vernacular_title: Návrh na standardní postup stanovení frekvence prenosu R-faktorů