authors Jacobs, Bruce L Kahn, Jeremy M Yabes, Jonathan G Lopa, Samia H Heron, Dwight E Chang, Chung-Chou H Bekelman, Justin E Nelson, Joel B Julie Bynum, MD, MPH Barnato, Amber E
has subject area Aged Aged, 80 and over Cohort Studies Health Services Needs and Demand Hospitals, High-Volume Hospitals, Teaching Humans Male Physicians Practice Patterns, Physicians' Prostatectomy Prostatic Neoplasms Proton Therapy SEER Program Safety-net Providers United States Watchful Waiting