title: A quick method for differentiating between virulent bovine and attenuated BCG bacilli.
mesh_terms: D001431:Bacteriological Techniques; D009160:Mycobacteriophages / Q000302:isolation & purification; D009163:Mycobacterium bovis / Q000145:classification*; D009169:Mycobacterium tuberculosis / Q000145:classification; D014774:Virulence