title: Gram staining in the rapid diagnosis of small bowel bacterial contamination.
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001421:Bacteria, Anaerobic / Q000302:isolation & purification; D001431:Bacteriological Techniques; D006801:Humans; D007583:Jejunum / Q000382:microbiology*; D008875:Middle Aged; D013194:Staining and Labeling / Q000379:methods