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2150 studies found for:    Open Studies | "Analgesics"
2150 studies found, shown on map.
A similar map is available for all studies in
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 2150  
Africa   [map]   46  
Central America   [map]   15  
East Asia   [map]   309  
Japan 17   [studies]
Europe   [map]   521  
Middle East   [map]   167  
North America 959  
Canada   [map]   155   [studies]
Mexico 18   [studies]
United States   [map]   823   [studies]
North Asia   [map]   16  
Pacifica   [map]   28  
South America   [map]   65  
South Asia   [map]   25  
Southeast Asia   [map]   61  

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.