title: Letter Re: "Operative outcomes beyond 30-day mortality: colorectal cancer surgery in oldest old" no reply.
authors.forename: Ravikrishna
authors.initials: R
authors.lastname: Mamidanna
authors.forename: Omar
authors.initials: O
authors.lastname: Faiz
mesh_terms: D002423:Cause of Death; D003082:Colectomy / Q000379:methods*; D015179:Colorectal Neoplasms / Q000401:mortality* / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male