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8205 Studies found for: (Ear OR Nose OR Throat) AND Conditions
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Map Legend
Region Name   Number of Studies
World 8,205  
Africa   [map]   150  
Central America   [map]   59  
East Asia   [map]   799  
Japan 86   [studies]
Europe   [map]   2,156  
Middle East   [map]   323  
North America 3,849  
Canada   [map]   562   [studies]
Greenland 1   [studies]
Mexico 71   [studies]
United States   [map]   3,465   [studies]
North Asia   [map]   107  
Pacifica   [map]   213  
South America   [map]   299  
South Asia   [map]   101  
Southeast Asia   [map]   179  

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Studies with multiple locations are included in each region containing locations.