The American Society of Colon and Rectal Surgeons (www.fascrs.org)
The American College of Surgeons (www.facs.org)
Norhwell Lenox Hill Hospital (www.northwell.edu/find-care/locations/lenox-hill-hospital)
| Procedure for Prolapsed Hemorrhoids (Stapled Hemorrhoidectomy) (www.pphinfo.com)
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