TY  - RPRT
TI  - Confirming the null hypothesis.
AU  - J B Downs
AU  - J Räsänen
PY  - 1987
DO  - 10.1097/00003246-198701000-00018
UR  - https://pubmed.ncbi.nlm.nih.gov/3539527/
ID  - 3539527
ER  -