TY  - RPRT
TI  - Comparative exposure ratios: a non-parametric, multifactor technique for case-control studies.
AU  - M Aickin
AU  - C Ritenbaugh
AU  - E Surwit
AU  - F Meyskens
PY  - 1994
DO  - 10.1002/sim.4780130307
UR  - https://pubmed.ncbi.nlm.nih.gov/8202651/
ID  - 8202651
ER  -