Diehr P, Wood RW, Barr V, Wolcott B, Slay L, Tompkins RK. Acute headaches: presenting symptoms and diagnostic rules to identify patients with tension and migraine headache. J Chronic Dis. 1981;34(4):147-58.
Diehr P, Wood RW, Barr V, Wolcott B, Slay L, Tompkins RK. Acute headaches: presenting symptoms and diagnostic rules to identify patients with tension and migraine headache. J Chronic Dis. 1981;34(4):147-58.