<prompt> Atypical pnemonia can be caused by the following microbial agents except?Mycoplasma pnemoniaeLegionella pnemophilaHuman corona virusKlebsiella pnemonia  <response>: Klebsiella pnemonia presents as typical air space pnemonia with cough productive of purulent sputum. Causes of atypical pnemonias Mycoplasma. Chlamydia pnemonia Viral infections Legionella Coxiella burnetti Pnemocystis carinii.ref Harrison 17th838,Robbins 7th751 