authors Clark, Nathan Fan, Vincent S Slatore, Christopher G Locke, Emily Whitson, Heather E Nici, Linda Thielke, Stephen M
has subject area Aged Aged, 80 and over Confidence Intervals Dyspnea Female Follow-Up Studies Heart Failure Humans Incidence Male Managed Care Programs Obesity Pain Pulmonary Disease, Chronic Obstructive Retrospective Studies Surveys and Questionnaires United States