1. Removal of an angioma of the liver by elastic constriction external to the abdominal cavity, with a table of 59 cases of operation for hepatic tumors;Keen;Pennsylvania M. J.,1897
2. Ein Fall von Resection eines linksseitigen Schnürlappens der Leber;Langenbuch;Heilung, Berl. klin. Wchnschr.,1888
3. Beiträge zur Chirurgie der Leber;Wendel;Arch. klin. Chir.,1911
4. Report of a case of resection of the liver for the removal of a neoplasm, with a table of seventy-six cases of resection of the liver for hepatic tumors;Keen;Ann. Surg.,1899
5. Cavernous haemangioma of the left lobe of liver: weight three pounds fourteen ounces; extirpation of left lobe of liver; recovery;Peck;Surg. Gynec. & Obst.,1921