Integrative Mendelian randomization for detecting exposure-by-group interactions using group-specific and combined summary statistics. - Xu, Ke; Maydanchik, Nathaniel; Kang, Bowei; Chen, Jianhai; Chen, Qixiang; Xu, Gongyao; Tasaki, Shinya; Bennett, David A.; Chen, Lin S. (PLoS Genetics, 2025)