RT Journal Article SR Electronic T1 In Reply: Parkinson disease (January 2012) JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 243 OP 248 DO 10.3949/ccjm.79c:04007 VO 79 IS 4 A1 Fernandez, Hubert H. YR 2012 UL http://www.ccjm.org/content/79/4/243.abstract AB