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
Clarkson TB, Anthony MS. Effects of SERMs, tibolone, and soy isoflavones on cardiovascular risk factors and coronary artery atherosclerosis of surgically post-menopausal monkeys. J Menopausal Med. 2001;10(1):19-23.