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28791 Studies found for: via

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Map Legend
Region Name Number of Studies
World [map] 28,791
North America 15,706
United States 14,415 [studies]
Alabama 1,125 [studies]
Alaska 267 [studies]
Arizona 1,356 [studies]
Arkansas 658 [studies]
California 3,627 [studies]
Colorado 1,496 [studies]
Connecticut 1,078 [studies]
Delaware 400 [studies]
District of Columbia 666 [studies]
Florida 2,546 [studies]
Georgia 1,536 [studies]
Hawaii 391 [studies]
Idaho 519 [studies]
Illinois 2,095 [studies]
Indiana 1,187 [studies]
Iowa 908 [studies]
Kansas 1,148 [studies]
Kentucky 937 [studies]
Louisiana 926 [studies]
Maine 379 [studies]
Maryland 1,787 [studies]
Massachusetts 2,147 [studies]
Michigan 1,741 [studies]
Minnesota 1,549 [studies]
Mississippi 523 [studies]
Missouri 1,611 [studies]
Montana 582 [studies]
Nebraska 836 [studies]
Nevada 642 [studies]
New Hampshire 459 [studies]
New Jersey 1,246 [studies]
New Mexico 511 [studies]
New York 2,919 [studies]
North Carolina 2,278 [studies]
North Dakota 450 [studies]
Ohio 2,292 [studies]
Oklahoma 834 [studies]
Oregon 1,103 [studies]
Pennsylvania 2,503 [studies]
Rhode Island 482 [studies]
South Carolina 1,280 [studies]
South Dakota 507 [studies]
Tennessee 1,448 [studies]
Texas 2,803 [studies]
Utah 852 [studies]
Vermont 329 [studies]
Virginia 1,320 [studies]
Washington 1,461 [studies]
West Virginia 434 [studies]
Wisconsin 1,151 [studies]
Wyoming 336 [studies]

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