TY - JOUR A1 - Warren, J.R. A1 - Lee, M. A1 - Osypuk, T.L. T1 - The validity and reliability of retrospective measures of childhood socioeconomic status in the Health and Retirement Study: Evidence from the 1940 U.S Y1 - 2022 DO - 10.1093/geronb/gbac045 VL - 77 IS - 9 ER -