3Dr. Francesco Gabrielli M.D.,Marco Chiarelli M.D.,Ugo Cioffi M.D.,Angelo Guttadauro M.D.,Matilde Simone M.D.,Piero Mauro M.D.,Alessandro Arriciati M.D.. Day surgery for mucosal-hemorrhoidal prolapse using a circular stapler and modified regional anesthesia[J] 2001,Diseases of the Colon & Rectum(6):842~844