bn:01416811n
Noun Named Entity
Categories: Headaches
EN
International Classification of Headache Disorders  ICHD  ICHD-2  primary headache disorder
EN
The International Classification of Headache Disorders is a detailed hierarchical classification of all headache-related disorders published by the International Headache Society. Wikipedia
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EN
The International Classification of Headache Disorders is a detailed hierarchical classification of all headache-related disorders published by the International Headache Society. Wikipedia