<unk>  is a group of mycobacteria comprising Mycobacterium intracellulare and Mycobacterium<unk>  that are commonly grouped because they infect humans together; this group, in turn, is part of the group of nontuberculous mycobacteria. These bacteria cause disease in humans called Mycobacterium<unk> -intracellulare infection or<unk>  infection. These bacteria are common and are found in fresh and salt water, in household dust and in soil.<unk>  bacteria usually cause infection in those who are immunocompromised or those with severe lung disease.
Mycobacterium avium complex
Mycobacterium tuberculosis
Mycobacterium kansasii
Mycoplasma
Mycobacterium haemophilum
Mycobacterium canetti
Mycoplasma pneumonia
Mycobacterium africanum