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3650 Studies found for: headache NOT migraine

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Map Legend
Region Name Number of Studies
World 3,650
Africa [map] 206
Central America [map] 76
East Asia [map] 430
Japan 86 [studies]
Europe [map] 1,059
Middle East [map] 209
North America 1,532
Canada [map] 292 [studies]
Mexico 91 [studies]
United States [map] 1,349 [studies]
North Asia [map] 125
Pacifica [map] 123
South America [map] 181
South Asia [map] 104
Southeast Asia [map] 168

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