Retrorectal cysts.
Losanoff
Julian E
JE
Sauter
Edward R
ER
D003560:Cysts / Q000145:classification* / Q000175:diagnosis / Q000601:surgery; D003937:Diagnosis, Differential; D006801:Humans; D018579:Patient Selection; D012002:Rectal Diseases / Q000145:classification* / Q000175:diagnosis / Q000601:surgery; D012004:Rectal Neoplasms / Q000145:classification* / Q000175:diagnosis / Q000601:surgery