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| Horton's cephalalgia (hemicrania periodica neuralgiformis); Horton's headache (hemicrania periodica neuralgiformis); Horton's syndrome (hemicrania periodica neuralgiformis); histaminic cephalalgia (hemicrania periodica neuralgiformis); histaminic headache (hemicrania periodica neuralgiformis); cluster headache (hemicrania periodica neuralgiformis) | |||
