title: An attempt at identifying Mycobacterium tuberculosis var. hominis by gas chromatographic analysis of the esters of nicotinic acid.
mesh_terms: D002849:Chromatography, Gas; D004952:Esters / Q000032:analysis; D009169:Mycobacterium tuberculosis / Q000032:analysis / Q000145:classification*; D009539:Nicotinic Acids / Q000032:analysis*
chemical_list: D004952:Esters; D009539:Nicotinic Acids