TY  - RPRT
TI  - Eliminating versus reducing smoking using pocket timers.
AU  - H S Bernard
AU  - J S Efran
PY  - 1972
DO  - 10.1016/0005-7967(72)90063-0
UR  - https://pubmed.ncbi.nlm.nih.gov/4637496/
ID  - 4637496
ER  -