title: Ground Hog Day.
authors.forename: Gary M
authors.initials: GM
authors.lastname: Ansel
mesh_terms: D000367:Age Factors; D000369:Aged, 80 and over; D001024:Aortic Valve Stenosis / Q000191:economics / Q000401:mortality / Q000628:therapy*; D002404:Catheterization / Q000009:adverse effects / Q000191:economics / Q000401:mortality; D003362:Cost-Benefit Analysis; D017048:Health Care Costs; D006801:Humans; D018579:Patient Selection; D011788:Quality of Life; D018570:Risk Assessment; D012720:Severity of Illness Index; D015607:Stents / Q000191:economics; D013997:Time Factors; D016896:Treatment Outcome