TY  - RPRT
TI  - A mixed-effects regression model for three-level ordinal response data.
AU  - Rema Raman
AU  - Donald Hedeker
PY  - 2005
DO  - 10.1002/sim.2186
UR  - https://pubmed.ncbi.nlm.nih.gov/16206246/
ID  - 16206246
ER  -