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
Layton JB, Sturmer T, Brookhart MA. Misinterpretation of the comparative safety of testosterone dosage forms - Reply. JAMA Intern Med. 2015 Nov;175(11):1875-6. doi: 10.1001/jamainternmed.2015.5807
Layton JB, Meier CR, Sharpless JL, Sturmer T, Jick SS, Brookhart MA. Comparative safety of testosterone dosage forms. JAMA Intern Med. 2015 Jul;175(7):1187-96. doi: 10.1001/jamainternmed.2015.1573