TY  - RPRT
TI  - Beyond randomized, controlled trials.
AU  - Didier Dreyfuss
PY  - 2004
DO  - 10.1097/01.ccx.0000144763.88787.e8
UR  - https://pubmed.ncbi.nlm.nih.gov/15616404/
ID  - 15616404
ER  -