RT Journal T1 TAchycardia in a patient with a dual-chamber pacemaker—discussion JF Archives of Internal Medicine JO Archives of Internal Medicine YR 2011 FD March 14 VO 171 IS 5 SP 380 OP 381 DO 10.1001/archinternmed.2011.60 UL http://dx.doi.org/10.1001/archinternmed.2011.60 AB