1. Umbilical hernia: operation, cure ; Ligation of femoral artery for popliteal aneurism : cure ; Fecal fistula caused by appendicitis : operation, cure : a clinical lecture delivered at the Jefferson Medical College Hospital, April 6, 1892 Author(s): Keen, William W. (William Williams), 1837-1932 Publication: [Philadelphia? : Lea Brothers & Co.?, 1892?] Subject(s): Aneurysm -- surgeryFemoral Artery -- surgeryLigationHernia, Umbilical -- surgeryIntestinal Fistula -- surgery