title: Reply to letter to the editor on "Simultaneous bilateral total knee arthroplasty in octogenarians: can it be safe and effective?".
authors.affiliation: New England Baptist Hospital, Boston, Massachusetts.
authors.forename: Catherine A A
authors.initials: CA
authors.lastname: Cahill
mesh_terms: D019645:Arthroplasty, Replacement, Knee / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008297:Male