Mangel AW, Williams VSL. Asimadoline in the treatment of irritable bowel syndrome. Expert Opin Investig Drugs. 2010 Oct 1;19(10):1257-64.
Norton EC, Zarkin GA, Calingaert B, Bradley CJ. The effect of maternal substance abuse on the cost of neonatal care. Inquiry. 1996;33(3):247-57.