Spontaneous Spinal Cerebrospinal Fluid Leaks and Intracranial Hypotension
JAMA 295:2286-2296, Schievink,W.I., 2006
Weightlifters Headache
Headache 23:193-194, Paulson,G.W., 1983
Cardiac Cephalgia:A Treatable Form of Exertional Headache
Neurol 49:813-816, Lipton,R.B.,et al, 1997