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Fig. 4 | The Journal of Headache and Pain

Fig. 4

From: Gamma-aminobutyric acid and glutamate/glutamine levels in the dentate nucleus and periaqueductal gray with episodic and chronic migraine: a proton magnetic resonance spectroscopy study

Fig. 4

Brain neurochemical levels of the CM with and without MOH groups. a GABA/water (international units [i.u.]) in the PAG and DN of the patients having CM with and without MOH. b GABA/Cr in the PAG and DN of the patients having CM with and without MOH. c Glx/water (i.u.) in the PAG and DN of the patients having CM with and without MOH. d Glx/Cr in the PAG and DN of the patients having CM with and without MOH. Abbreviations: CM, chronic migraine; MOH, medication overuse headache; PAG, periaqueductal gray; DN, dentate nucleus; Cr, creatine; GABA, gamma-aminobutyric acid; Glx, glutamate/glutamine

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The Journal of Headache and Pain

ISSN: 1129-2377

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