Basarir H. Poor, multidimensionally speaking: evidence from South Africa. J Afr Econ. 2011 Jun 1;20(3):463-504. doi: 10.1093/jae/ejr001
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.