Basarir H. Poor, multidimensionally speaking: evidence from South Africa. J Afr Econ. 2011 Jun 1;20(3):463-504. doi: 10.1093/jae/ejr001
Mangel AW, Williams VSL. Asimadoline in the treatment of irritable bowel syndrome. Expert Opin Investig Drugs. 2010 Oct 1;19(10):1257-64.