Primary headache

https://www.wikidata.org/wiki/Q86

Field Hierarchy

Parent
Medicine 48.2M papers	Internal medicine 20.6M papers	Psychology 17.6M papers	Surgery 7.6M papers
Psychiatry 4.4M papers	Anesthesia 2.1M papers	Migraine 71.8k papers	Headaches 31.1k papers
Current
Primary headache 1,819 papers
Child

Trends

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History