TY - JOUR A1 - Gardner, J. A1 - Sanborn, J. T1 - Years of potential life lost (YPLL) - What does it measure? Y1 - 1990 DO - 10.1097/00001648-199007000-00012 JF - Epidemiology VL - 1 IS - 4 SP - 322 EP - -329 ER -