TY  - RPRT
TI  - Waiving copayment. A look at state laws.
AU  - B Harrison
AU  - J Nicosia
PY  - 1991
DO  - 10.14219/jada.archive.1991.0317
UR  - https://pubmed.ncbi.nlm.nih.gov/1800549/
ID  - 1800549
ER  -