Angina pectoris: a Headache
Lancet 356:998, Lanza,G.A. et al, 2000
Cardiac Cephalgia:A Treatable Form of Exertional Headache
Neurol 49:813-816, Lipton,R.B.,et al, 1997
Spontaneous Spinal Cerebrospinal Fluid Leaks and Intracranial Hypotension
JAMA 295:2286-2296, Schievink,W.I., 2006
Laughing Headache: A Novel Type of Triggered Headache with Response to Divalproex Sodium
Headache 43:801-803, Levin,M. &Ward,T.N., 2003
Cough, Exertional, and Sexual Headaches:An Analysis of 72 Benign and Symptomatic Cases
Neurol 46:1520-1524, Pascual,J.,et al, 1996
Pheochromocytoma Causing Exercise-Related Headache & Pulmonary Edema
Ann Neurol 5:96-99, Paulson,G.W.,et al, 1979
Headaches Related to Sexual Activity
JNNP 39:1226, Lance,J.W., 1976