TY  - RPRT
TI  - Overcoming design problems in evaluating health behavior programs.
AU  - B R Flay
AU  - J A Best
PY  - 1982
DO  - 10.1177/016327878200500104
UR  - https://pubmed.ncbi.nlm.nih.gov/10254764/
ID  - 10254764
ER  -