TY  - RPRT
TI  - Choosing a control intervention for a randomised clinical trial.
AU  - Howard Mann
AU  - Benjamin Djulbegovic
PY  - 2003
DO  - 10.1186/1471-2288-3-7
UR  - https://pubmed.ncbi.nlm.nih.gov/12709266/
ID  - 12709266
ER  -