Cook, Thomas D.Thomas D.CookSteiner, Peter M.Peter M.SteinerPohl, SteffiSteffiPohl2019-09-192014-09-2420090027-3171https://fis.uni-bamberg.de/handle/uniba/20393engHow Bias Reduction Is Affected by Covariate Choice, Unreliability, and Mode of Data Analysis: Results From Two Types of Within-Study Comparisonsarticle10.1080/00273170903333673