TY  - RPRT
TI  - A method for checking regression models in survival analysis based on the risk score.
AU  - J K Grønnesby
AU  - O Borgan
PY  - 1996
DO  - 10.1007/bf00127305
UR  - https://pubmed.ncbi.nlm.nih.gov/9384628/
ID  - 9384628
ER  -