Author information:
(1)Movement Disorders Service and Section of Neurology, Institute for 
Neurosciences, St. Luke's Medical Center, Quezon City, Philippines; Department 
of Neurosciences, College of Medicine, Philippine General Hospital, University 
of the Philippines Manila, Manila, Philippines. Electronic address: 
rgjamora@up.edu.ph.
(2)Department of Neurosciences, College of Medicine, Philippine General 
Hospital, University of the Philippines Manila, Manila, Philippines; Department 
of Clinical Epidemiology, College of Medicine, University of the Philippines 
Manila, Philippines.
(3)Section of Neurology, Institute for Neurosciences, St. Luke's Medical Center, 
Quezon City, Philippines.
(4)Section of Endocrinology, Department of Medicine, St. Luke's Medical Center, 
Quezon City, Philippines.