4.2 Review

Sinus problems as a cause of headache refractoriness and migraine chronification

Related references

Note: Only part of the references are listed.
Article Clinical Neurology

Risk factors for headache chronification

Ann I. Scher et al.

HEADACHE (2008)

Article Clinical Neurology

Diagnostic lessons from the spectrum study

RB Lipton et al.

NEUROLOGY (2002)