Invited commentary.
Akins
Cary W
CW
Cardiac Surgery, Massachusetts General Hospital, Cardiac Surgery-White 503, 55 Fruit St, Boston, MA 02114, USA. cakins@partners.org
D000367:Age Factors; D000369:Aged, 80 and over; D006348:Cardiac Surgical Procedures; D006801:Humans; D012307:Risk Factors; D016896:Treatment Outcome