Posttraumatic Headache-A Myth?
Arch Neurol 57:1778-1780, Warner,J.S., 2000
Headache in Transplant Patients
www.medlink.com, Aug, Lai, T.H., 2011
Cerebral Vasoconstriction and Stroke After Use of Serotonergic Drugs
Neurol 58:130-133, Singhal,A.B.,et al, 2002
Adverse Effects of Antiretroviral Therapy
Lancet 356:1423-1430, Carr,A. &Cooper, D.A., 2000