TY  - RPRT
TI  - Moving beyond randomized controlled trials.
AU  - C Patrick Chaulk
AU  - Vahé A Kazandjian
PY  - 2004
DO  - 10.2105/ajph.94.9.1476
UR  - https://pubmed.ncbi.nlm.nih.gov/15333296/
ID  - 15333296
ER  -