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Definición de “cluster headache” en inglés

cluster headache

noun [C] uk   /ˈklʌs.təˌhed.eɪk/ us    /ˈklʌs.tər ˌhed.eɪk/ specialized
a very severe headache, affecting mainly one side of the head and happening several times within a period of time: Cluster headaches are a lifelong condition for most sufferers.
(Definition of cluster headache from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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