TY - CHAP M1 - Book, Section TI - Anorectal A1 - Ahern, Gerard A1 - Brygel, Maurice Y1 - 2014 N1 - T2 - Exploring Essential Surgery AB - The perianal, anal and rectal regions lend themselves to early clinical diagnosis without the need to resort to complex investigations. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/03/29 UR - accesssurgery.mhmedical.com/content.aspx?aid=1167658488 ER -