1. Foreign bodies in intestine;Carp;Ann. Surg.,1927
2. The presence of foreign bodies in the vermiform appendix with special reference to pointed bodies;Mitchell;Johns Hopkins Hosp. Bull.,1899
3. Peritonitis due to perforation of bowel by foreign bodies (rabbit's rib);Hawkyard;Brit. M. J.,1931
4. Acute appendicitis caused by foreign bodies; report of case of tooth lodged in appendix;Meyer;Am. J. Surg.,1932
5. Wandering of foreign bodies out of lumen of intestine into abdominal cavity;Porzelt;Zentralbl. f. Chir.,1935