1. Vermiform appendix located within the cecal wall: Anomalies and bizarre locations;Abramson;Dis Colon Rectum,1983
2. Invagination of the appendiceal stump for the reduction of peritoneal bacterial contamination;Arnbjornsson;Curr Surg,1985
3. Obstruction of the appendix lumen in relation to pathogenesis of acute appendicitis;Arnbjornsson;Acta Chir Scand,1983
4. [Double appendicitis: A rare pathologic entity.] Die Appendicitis duplex: Eine pathologische Raritat;Biermann;Chirurg,1993
5. Duplication of the appendix mimicking adenocarcinoma of the colon;Bluett;Arch Surg,1987