title: A new concept of the anatomy of the anal sphincter mechanism and the physiology of defecation. XIII. Rectal prolapse: a new concept of pathogenesis.
mesh_terms: D000328:Adult; D000368:Aged; D001003:Anal Canal / Q000033:anatomy & histology / Q000502:physiology; D003672:Defecation; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012005:Rectal Prolapse / Q000209:etiology* / Q000503:physiopathology