About: primary headache

Premodifier: primary
Head noun: headache

Same concepts
http://dbpedia.org/resource/Headache

Broader concepts

label	provenance	confidence
cluster headache	isap:57883512	0.469995

Narrower concepts

label	provenance	confidence
cluster headache	isap:57883472	0.891254
tension-type headache	isap:57883475	0.811626
tension headache	isap:57883477	0.784549
migraine headache	isap:57883466	0.683170
migraine	isap:58203287	0.514645
cluster	isap:47346572	0.280025