Lenoir KM, Wagenknecht LE, Divers J, Casanova R, Dabelea D, Saydah S, Pihoker C, Liese AD, Standiford D, Hamman R, Wells BJ. Determining diagnosis date of diabetes using structured electronic health record (EHR) data: the SEARCH for diabetes in youth study. BMC Med Res Methodol. 2021 10 10; 21(1):210.