TY - RPRT TI - Create value-added services to meet patient needs. AU - R E Marcrom AU - R M Horton AU - M D Shepherd PY - 1992 DO - 10.1016/s0160-3450(15)31067-9 UR - https://pubmed.ncbi.nlm.nih.gov/1642164/ ID - 1642164 ER -