TY  - GEN
AU  - Nelson,E B
TI  - Drug substitution and rational therapeutics. Old problems and new challenges
SN  - 0032-5481
PY  - 1989///0803
KW  - Drug Prescriptions
KW  - Formularies as Topic
KW  - Pharmaceutical Services
KW  - Therapeutic Equivalency
KW  - United States
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1080/00325481.1989.11704341
ER  -