Response to Cassidy and Cote.
Department of Neurology, Tufts Medical Center, Boston, Massachusetts. Electronic address: dthaler@tuftsmedicalcenter.org.
David E
DE
Thaler
D000375:Aging / Q000473:pathology*; D005260:Female; D006801:Humans; D008297:Male; D020393:Manipulation, Spinal / Q000145:classification* / Q000706:statistics & numerical data*; D020217:Vertebral Artery Dissection / Q000145:classification* / Q000453:epidemiology*