TY  - GEN
AU  - Robra,B P
TI  - [A simple graphic presentation of preventive concepts]
SN  - 0029-8573
PY  - 1983///0407
KW  - Germany, West
KW  - Humans
KW  - Primary Prevention
KW  - education
KW  - Risk
N1  - Publication Type: Journal Article
ER  -