TY  - RPRT
TI  - Primary prevention: a new look at basic concepts.
AU  - L Wallack
AU  - M Winkleby
PY  - 1987
DO  - 10.1016/0277-9536(87)90263-2
UR  - https://pubmed.ncbi.nlm.nih.gov/3317892/
ID  - 3317892
ER  -