1 minute read November 2019 Published 4:55 pm EST, December 2, 2019Updated 4:57 pm EST, December 2, 2019 Cardiac rehab after valve surgery Surgery for Blocked Arteries Is Often Unwarranted, Researchers Find – The New York Times Value-Based Purchasing and Physician Professionalism Where to find 25% waste in health care spending Why doctors offer treatments that may not help – NYTimes