Diehr P, Patrick DL, Burke GL, Williamson J. Survival versus years of healthy life: which is more powerful as a study outcome? Control Clin Trials. 1999 Jun;20(3):267-79.
Diehr P, Patrick DL, Burke GL, Williamson J. Survival versus years of healthy life: which is more powerful as a study outcome? Control Clin Trials. 1999 Jun;20(3):267-79.