High-dimensional multiple imputation (HDMI) for partially observed confounders including natural language processing-derived auxiliary covariates. - Janick Weberpals; Pamela A. Shaw; Kueiyu Joshua Lin; Richard Wyss; Joseph M. Plasek; Li Zhou 007; Kerry Ngan; Thomas DeRamus; Sudha R. Raman; Bradley G. Hammill; Hana Lee; Sengwee Toh; et al. (CoRR, 2024)