AU - Seo C FAU - Seo, Christina J. AU - Schrope B FAU - Schrope, Beth TI - Chapter 12. Anorectal Ultrasound PT - BOOK SECTION DP - 2014 BTI - Surgical and Interventional Ultrasound DA - 2014 Y2 - 2024/04/20 UR - accesssurgery.mhmedical.com/content.aspx?aid=57916551