TY - CHAP M1 - Book, Section TI - Headache and Other Craniofacial Pains A1 - Ropper, Allan H. A1 - Samuels, Martin A. A1 - Klein, Joshua P. A1 - Prasad, Sashank Y1 - 2023 N1 - T2 - Adams and Victor's Principles of Neurology, 12e AB - Of all the painful states that afflict humans, headache is undoubtedly the most frequent and rivals backache as one of the most common reasons for seeking medical help. In fact, there are so many cases of headache that headache clinics have been established in many medical centers. In addition to its frequency in general practice, many headaches are caused by medical rather than neurologic diseases and the subject is the legitimate concern of the general physician. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/10/14 UR - neurology.mhmedical.com/content.aspx?aid=1199441565 ER -