d SJ6-1 st0098. Explained variation for survival models d Explained variation for survival models d by Patrick Royston, Cancer Group, MRC Clinical Trials Unit d Support: patrick.royston@@ctu.mrc.ac.uk d After installation, type help ^str2ph^ f st0098/str2d.ado f st0098/str2d.hlp f st0098/str2ph.ado f st0098/str2ph.hlp f st0098/brcancer.dta f st0098/examples.do