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REFERENCES

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    Lance JW. Miscellaneous headaches unassociated with a structural lesion. In: OlesenJ, Tfelt-HansenP, WelchKMA, eds. The Headaches. New York, NY: Raven Press, Ltd; 1993:609-617.
  • 2
    Headache Classification Committee of the International Headache Society. Classification and diagnostic criteria for headache disorders, cranial neuralgias and facial pain. Cephalalgia. 1988;8(suppl 7):1-96.