title: Clinical features of sporadic Legionella pneumophila pneumonia.
mesh_terms: D000038:Abscess / Q000175:diagnosis; D000368:Aged; D003428:Cross Infection / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007877:Legionnaires' Disease / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D009426:Netherlands