title: Bacterial colonization of intestine of germfree rats with external esophageal fistula after specific bacterial contamination.
mesh_terms: D000818:Animals; D013293:Enterococcus faecalis; D004926:Escherichia coli; D004937:Esophageal Fistula; D005856:Germ-Free Life; D007422:Intestines; D011511:Proteus; D051381:Rats; D013210:Staphylococcus