TY - RPRT TI - Active life expectancy from annual follow-up data with missing responses. AU - G Izmirlian AU - D Brock AU - L Ferrucci AU - C Phillips PY - 2000 DO - 10.1111/j.0006-341x.2000.00244.x UR - https://pubmed.ncbi.nlm.nih.gov/10783802/ ID - 10783802 ER -