TY  - JOUR 
AU  - Abuassi, Emad
PY  - 2013
SN  - 0277-6715
UR  - http://hdl.handle.net/20.500.11940/3720
LA  - eng
TI  - Model building in nonproportional hazard regression
DO  - 10.1002/sim.5961
T2  - STATISTICS IN MEDICINE
M2  - 5301
VL  - 32
ER  -