title: Headaches and hypertension: primary or secondary?
authors.affiliation: Kaiser Permanente, Anaheim CA 92807, USA.
authors.forename: Joel
authors.initials: J
authors.lastname: Handler
mesh_terms: D000368:Aged; D003937:Diagnosis, Differential; D005260:Female; D006261:Headache / Q000150:complications / Q000175:diagnosis* / Q000503:physiopathology; D006801:Humans; D006973:Hypertension / Q000150:complications / Q000175:diagnosis / Q000503:physiopathology*; D008875:Middle Aged