AU  - Frazier CA
TI  - DRug substitution
PT  - JOUR
DP  - 1979
TA  - JAMA
pages = {563},
VI  - 241
IP  - 6
AID  - 10.1001/jama.1979.03290320011008 [doi]
4100  - http://dx.doi.org/10.1001/jama.1979.03290320011008
SO  - JAMA February 9, 1979 241(6):563