RT Book, Section A1 Green, Mark W. A1 Pace, Anna A2 Brust, John C.M. SR Print(0) ID 1159967950 T1 Headache & Facial Pain T2 CURRENT Diagnosis & Treatment: Neurology, 3e YR 2019 FD 2019 PB McGraw-Hill Education PP New York, NY SN 9781259835315 LK neurology.mhmedical.com/content.aspx?aid=1159967950 RD 2024/03/28 AB Headache is a common malady experienced by 90% of the US population. Half of the population has suffered from a severe headache, and 25% experience recurrent disabling attacks. Four percent endure chronic daily headaches.