TY  - RPRT
TI  - On the use of chi 2 tests for nested categorized data.
AU  - B Prum
AU  - M Guilloud-Bataille
AU  - F Clerget-Darpoux
PY  - 1990
DO  - 10.1111/j.1469-1809.1990.tb00387.x
UR  - https://pubmed.ncbi.nlm.nih.gov/2285219/
ID  - 2285219
ER  -