

   AAccuuttee MMyyeellooggeennoouuss LLeeuukkeemmiiaa ssuurrvviivvaall ddaattaa

        data(aml)
        data(leukemia)

   FFoorrmmaatt::

        time:       survival or censoring time
         status:    censoring status
         x:         maintenance chemotherapy given? (factor)

   SSoouurrccee::

        Miller "Survival Analysis"

