TI - Typographical error in abstract in: Impact of qrs duration on clinical event reduction with cardiac resynchronization therapy: meta-analysis of randomized controlled trials PT - JOUR DP - 2011 TA - Archives of Internal Medicine pages = {1429}, VI - 171 IP - 16 AID - 10.1001/archinternmed.2011.333 [doi] 4100 - http://dx.doi.org/10.1001/archinternmed.2011.333 SO - Archives of Internal Medicine September 12, 2011 171(16):1429