5274 Studies found for: "Lung Diseases, Obstructive"
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Map Legend
Region Name   Number of Studies
World 5,274  
Africa   [map]   181  
Central America   [map]   71  
East Asia   [map]   519  
Japan 145   [studies]
Europe   [map]   2,146  
Middle East   [map]   216  
North America 2,051  
Canada   [map]   504   [studies]
Mexico 119   [studies]
United States   [map]   1,735   [studies]
North Asia   [map]   276  
Pacifica   [map]   186  
South America   [map]   329  
South Asia   [map]   80  
Southeast Asia   [map]   136  

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