van Ginkel, Joost R., and Pieter M. Kroonenberg. “THIS ARTICLE HAS BEEN RETRACTED: Much Ado About Nothing: Multiple Imputation to Balance Unbalanced Designs for Two-Way Analysis of Variance”. Methodology 16, no. 4 (December 22, 2020): 335-353. Accessed September 20, 2021. https://meth.psychopen.eu/index.php/meth/article/view/4327.