Cervicogenic Headache: Diagnostic Criteria von Sjaastad, O., Fredriksen, T.A., Pfaffenrath, V.

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Supraorbital Neuralgia. On the Clinical Manifestations and a Possible Therapeutic Approach von Sjaastad, O., Stolt-Nielsen, A., Pareja, J.A., Fredriksen, T.A., Vincent, M.

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Grading of headache intensity. A proposal von Sjaastad, Ottar, Fredriksen, T.A., Petersen, H.C., Bakketeig, L.S.

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“Cervicogenic Headache”. A Clinical Entity von Fredriksen, T.A., Sjaastad, O.

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