TY - RPRT TI - Study indicates mixed cost containment-efficiency results from PPS implementation. AU - J M Rayburn AU - L G Rayburn AU - R L Putnam PY - 1993 DO - 10.1300/j045v04n02_02 UR - https://pubmed.ncbi.nlm.nih.gov/10125459/ ID - 10125459 ER -