RT Journal Article SR Electronic T1 Light-headedness and bradycardia in a 72-year-old woman JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 280 OP 282 DO 10.3949/ccjm.82a.14019 VO 82 IS 5 A1 Brijesh Patel A1 Charlotte Wiemann A1 Dipak P. Shah YR 2015 UL http://www.ccjm.org/content/82/5/280.abstract AB