Hayes AF, Montoya AK, Rockwood NJ. The analysis of mechanisms and their contingencies: PROCESS versus structural equation modeling. AMJ. 2017 Feb;25(1):76-81. doi: 10.1016/j.ausmj.2017.02.001
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.