TY  - RPRT
TI  - Proportionally, more NPs practice in 'frontier' counties.
AU  - K Hynes
PY  - 1992
DO  - 10.1097/00006205-199202000-00012
UR  - https://pubmed.ncbi.nlm.nih.gov/1542461/
ID  - 1542461
ER  -