TY  - RPRT
TI  - Self-help smoking cessation materials.
AU  - S L Brown
AU  - N Owen
PY  - 1992
DO  - 10.1111/j.1753-6405.1992.tb00050.x
UR  - https://pubmed.ncbi.nlm.nih.gov/1391162/
ID  - 1391162
ER  -