"Assessment of Multiple Ordinal Endpoints" by L. Häberle, A. Pfahlberg and O. Gefeller: biometrical journal (2009) 51, 217-226 article.
Wittkowski
Knut M
KM
D001699:Biometry / Q000379:methods*; D002986:Clinical Trials as Topic / Q000706:statistics & numerical data; D023381:Endpoint Determination / Q000706:statistics & numerical data*; D006801:Humans; D015233:Models, Statistical; D015999:Multivariate Analysis