TY  - RPRT
TI  - Statistics notes. Treatment allocation in controlled trials: why randomise?
AU  - D G Altman
AU  - J M Bland
PY  - 1999
DO  - 10.1136/bmj.318.7192.1209
UR  - https://pubmed.ncbi.nlm.nih.gov/10221955/
ID  - 10221955
ER  -