RT Journal Article SR Electronic T1 Rhythm versus rate control for atrial fibrillation management: what recent randomized clinical trials allow us to affirm JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 572 OP 573 VO 168 IS 5 A1 Stanley Nattel YR 2003 UL http://www.cmaj.ca/content/168/5/572.abstract