Effect on glycaemic control of exenatide (synthetic exendin-4) additive to existing metformin and/or sulfonylurea treatment in patients with type 2 diabetes. - Fineman,M.S.; Bicsak,T.A.; Shen,L.Z.; Taylor,K.; Gaines,E.; Varns,A.; Kim,D.; Baron,A.D. (Diabetes Care, 2003)