authors Mantilla, Joel J Burke, Ryan C Orav, E John Masser, Barbara A Wolfe, Richard E Sabbatini, Amber K Michelle P. Lin, MD, MPH, SM Ari B Friedman, MD, PhD Burke, Laura G
has subject area Aged Aged, 80 and over Ambulatory Care Cross-Sectional Studies Emergency Room Visits Fee-for-Service Plans Female Humans Male Medicare Patient Acceptance of Health Care United States