title: Gram-negative bacillary pneumonia.
mesh_terms: D001442:Bacteroides Infections / Q000175:diagnosis; D004927:Escherichia coli Infections / Q000175:diagnosis; D006801:Humans; D011014:Pneumonia / Q000382:microbiology*; D011512:Proteus Infections / Q000175:diagnosis; D011552:Pseudomonas Infections / Q000175:diagnosis; D011650:Pulmonary Alveoli