TY  - RPRT
TI  - Untreated controls are wrong when proved treatment exists.
AU  - J Martin Bland
PY  - 2006
DO  - 10.1136/bmj.332.7544.796-b
UR  - https://pubmed.ncbi.nlm.nih.gov/16575101/
ID  - 16575101
ER  -