<prompt> Battey bacillus is ?Klebsiella pneumoniaeMycobacteria paratuberculosisKlebsiella ozaenaeMycobacteria intracellulare  <response>: Ans. is d i.e., Mycobacteria intracellulare . intracellulare is commonly known as the Battey bacillus because it was first identified as human pathogen at the Battey state hospital for tuberculosis, Georgia. U.S.A. 