TY - GEN AU - Udomsak Seenprachawong TI - Estimating hospital costs: a case study of hospitals under Medicare's Prospective Payment System in the U.S SN - 01253689 PY - 0000/// CY - 2549 PB - KW - Hospitals KW - Cost of operation KW - Medicare's Prospective Payment System KW - United States ER -