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34391 Studies found for: standard AND United States

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Map Legend
Region Name Number of Studies
World [map] 34,391
North America 33,882
Canada 2,202 [studies]
Alberta 767 [studies]
British Columbia 678 [studies]
Manitoba 296 [studies]
New Brunswick 124 [studies]
Newfoundland and Labrador 137 [studies]
Nova Scotia 321 [studies]
Ontario 1,622 [studies]
Prince Edward Island 10 [studies]
Quebec 1,130 [studies]
Saskatchewan 185 [studies]

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