TY  - RPRT
TI  - Latent-variable models for longitudinal data with bivariate ordinal outcomes.
AU  - David Todem
AU  - KyungMann Kim
AU  - Emmanuel Lesaffre
PY  - 2007
DO  - 10.1002/sim.2599
UR  - https://pubmed.ncbi.nlm.nih.gov/16832841/
ID  - 16832841
ER  -