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Study Location:
A location is defined by clicking on the Map below
6872 Studies found for:
(Ear OR Nose OR Throat) AND Conditions
A similar map is available for all studies in ClinicalTrials.gov
Click on the map below to show a more detailed map (when available) or search for studies (when map not available).
Map Legend
Region Name   Number of Studies
World 6,872  
Africa   [map]   92  
Central America   [map]   41  
East Asia   [map]   618  
Japan 55   [studies]
Europe   [map]   1,756  
Middle East   [map]   250  
North America 3,244  
Canada   [map]   431   [studies]
Greenland 1   [studies]
Mexico 43   [studies]
United States   [map]   2,933   [studies]
North Asia   [map]   57  
Pacifica   [map]   153  
South America   [map]   229  
South Asia   [map]   71  
Southeast Asia   [map]   137  

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

Studies with no locations are not included in the counts or on the map.

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