Gram-negative pneumonitis: a new postoperative menace.
D000368:Aged; D001769:Blood; D001784:Blood Gas Analysis; D005774:Gastrostomy; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007813:Laparotomy; D008103:Liver Cirrhosis / Q000601:surgery; D008875:Middle Aged; D011014:Pneumonia / Q000517:prevention & control; D011183:Postoperative Complications / Q000517:prevention & control; D013156:Splenectomy