TY - CONF T1 - A sequential Bayesian procedure for item calibration in multistage testing T2 - Paper presented at the annual meeting of the National Council on Measurement in Education Y1 - 2004 A1 - van der Linden, W. J. A1 - Alan D Mead JF - Paper presented at the annual meeting of the National Council on Measurement in Education CY - San Diego CA ER -