SEARCH

SEARCH BY CITATION

FilenameFormatSizeDescription
coa12081-sup-0001-AppendixS1.docWord document27KAppendix S1. The IHS classification (Classification and diagnostic criteria for headache disorders, cranial neuralgias and facial pain (Headache Classification Committee of the International Headache Society. International Classification of Headache Disorders. 2nd edition. Cephalgia. 2004; 24 (Supplement 1): 1-151).

Please note: Wiley Blackwell is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article.