TY - RPRT TI - Estimating physicians' work for a resource-based relative-value scale. AU - W C Hsiao AU - P Braun AU - D Yntema AU - E R Becker PY - 1988 DO - 10.1056/nejm198809293191305 UR - https://pubmed.ncbi.nlm.nih.gov/3412414/ ID - 3412414 ER -