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4325 Studies found for: Asthma AND Lung
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Map Legend
Region Name Number of Studies
World 4,325  
Africa   [map]   173  
Central America   [map]   82  
East Asia   [map]   445  
Japan 136   [studies]
Europe   [map]   1,530  
Middle East   [map]   213  
North America 1,984  
Canada   [map]   467   [studies]
Mexico 135   [studies]
United States   [map]   1,720   [studies]
North Asia   [map]   261  
Pacifica   [map]   187  
South America   [map]   291  
South Asia   [map]   90  
Southeast Asia   [map]   135  

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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.