1. Operation for the radical cure of lacerated or ruptured perineum Author(s): Thompson, J. Harry, author Publication: [Washington, D.C.?] : [publisher not identified], [1870?] Subject(s): Perineum -- surgeryLacerations -- surgeryRupture -- surgery
2. New operation for rupture of the perineum through the sphincter Author(s): Warren, John Collins, 1842-1927, author Publication: [Boston?] : [publisher not identified], [1883?] Subject(s): Perineum -- surgeryRupture -- surgeryRectum -- surgery