Code:
use http://www.stata-press.com/data/r13/hypoxia, clear set seed 134 stset dftime, failure(failtype == 1) stcrreg ifp tumsize_split pelnode, compete(failtype == 2)
use http://www.stata-press.com/data/r13/hypoxia, clear set seed 134 stset dftime, failure(failtype == 1) stcrreg ifp tumsize_split pelnode, compete(failtype == 2)