authors Dreyer, Rachel P Kumar Dharmarajan, MD, MBA Hsieh, Angela F Welsh, John Qin, Li Krumholz, Harlan M
has subject area Aged Aged, 80 and over Fee-for-Service Plans Female Heart Failure Humans Incidence Male Medicare Myocardial Infarction Patient Readmission Pneumonia Retrospective Studies Risk Assessment Risk Factors Sex Distribution Sex Factors United States