AU - Psaty BM, Redberg RF TI - Evidence of pharmaceutical innovation and therapeutic enthusiasm: Strategies for patent extension PT - JOUR DP - 2012 TA - Archives of Internal Medicine pages = {683-684}, VI - 172 IP - 9 AID - 10.1001/archinternmed.2012.382 [doi] 4100 - http://dx.doi.org/10.1001/archinternmed.2012.382 SO - Archives of Internal Medicine May 14, 2012 172(9):683