TY  - RPRT
TI  - Socioeconomic changes impact medical practice.
AU  - M Frenkel
PY  - 1990
DO  - 10.1001/archopht.1990.01070070019002
UR  - https://pubmed.ncbi.nlm.nih.gov/2334310/
ID  - 2334310
ER  -