Invited commentary.
Ullyot
Daniel J
DJ
University of California, San Francisco, 1230 La Cumbre Rd, Hillsborough, CA 94010-6646, USA. dullyot@aol.com
D000203:Activities of Daily Living; D000369:Aged, 80 and over; D006348:Cardiac Surgical Procedures / Q000009:adverse effects* / Q000401:mortality; D006801:Humans; D011788:Quality of Life; D012111:Residence Characteristics; D017741:Survivors