AU - Parker ED, Margolis KL, Trower NK, et al TI - COmparative effectiveness of 2 β-blockers in hypertensive patients PT - JOUR DP - 2012 TA - Archives of Internal Medicine pages = {1406-1412}, VI - 172 IP - 18 AID - 10.1001/archinternmed.2012.4276 [doi] 4100 - http://dx.doi.org/10.1001/archinternmed.2012.4276 SO - Archives of Internal Medicine October 8, 2012 172(18):1406