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Fig. 2 | The Journal of Headache and Pain

Fig. 2

From: Cluster headache and kynurenines

Fig. 2

a, b and c Linear relationships between the disease duration and plasma levels of interbout QUINA, as well as the total number of CH attacks and plasma levels of interbout KYN. Median of data and value of interquartile range were represented in the figures. KYN: L-kynurenine, QUINA: quinolinic acid

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