Infarction of the Medulla and Cervical Cord after Fitness Exercises
Stroke 20:292-294, Pryse-Phillips,W., 1989
Surfer's Neuropathy
NEJM 316:555, Fabian,R.H.,et al, 1987
Abrupt Change in Head Position & Cerebral Infarction
Stroke 12:2-6, Sherman,D.G.,et al, 1981