1. Intractable diarrhea in early infancy;Avery;Pediatrics,1968
2. Diarrhea;Veereman-Wauters,2006
3. Small intestine;Gramlich,2007
4. Normal appearances in small intestine biopsy specimens;Whitehead,1997
5. Endoscopic biopsies of normal duodenal mucosa;Korn;Gastrointest Endosc,1974