Hayes AF, Rockwood NJ. Regression-based statistical mediation and moderation analysis in clinical research: observations, recommendations, and implementation. Behav Res Ther. 2017 Nov;98:39-57. doi: 10.1016/j.brat.2016.11.001
Talmud PJ, Hawe E, Miller GJ. Analysis of gene-environment interaction in coronary artery disease: lipoprotein lipase and smoking as examples. J Cardiovasc Med. 2002;3(1):6-9 Revie.