TY  - RPRT
TI  - Voluntary undertaking rule and duty to warn.
AU  - David B Brushwood
AU  - Carole L Kimberlin
PY  - 2002
DO  - 10.1093/ajhp/59.19.1867
UR  - https://pubmed.ncbi.nlm.nih.gov/12374074/
ID  - 12374074
ER  -