title: Differential diagnosis in headache--identifying migraine in primary care.
authors.affiliation: Houston Headache Clinic, Texas, USA.
authors.forename: N T
authors.initials: NT
authors.lastname: Mathew
mesh_terms: D003937:Diagnosis, Differential; D005260:Female; D007839:Functional Laterality / Q000502:physiology; D006261:Headache / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008881:Migraine Disorders / Q000175:diagnosis*; D011320:Primary Health Care; D012307:Risk Factors