TY  - RPRT
TI  - Prediction for small subgroups.
AU  - D R Cox
AU  - A C Davison
PY  - 1989
DO  - 10.1098/rstb.1989.0084
UR  - https://pubmed.ncbi.nlm.nih.gov/2572018/
ID  - 2572018
ER  -