State-dependent facial pulsation asymmetry and phase asynchrony measured by imaging photoplethysmography and their coupling with contingent negative variation in migraine
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By
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Huanyu Li
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Qinghua He
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Qingru Chang
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Yongxiang Zhang
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Qiuxia Deng
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Zhiyuan Sun
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Yunbo Fu
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Fei Yin
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Yudan Lv
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June 4, 2026
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0 min