TY  - RPRT
TI  - Cost versus charge: another look.
AU  - K M Kessler
AU  - D K Kessler
PY  - 1996
DO  - 10.1016/s0002-9149(96)90608-6
UR  - https://pubmed.ncbi.nlm.nih.gov/8546103/
ID  - 8546103
ER  -