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18189 Studies found for: via AND are

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Map Legend
Region Name Number of Studies
World [map] 18,189
North America 10,192
United States 9,265 [studies]
Alabama 677 [studies]
Alaska 162 [studies]
Arizona 795 [studies]
Arkansas 411 [studies]
California 2,266 [studies]
Colorado 886 [studies]
Connecticut 635 [studies]
Delaware 253 [studies]
District of Columbia 408 [studies]
Florida 1,473 [studies]
Georgia 973 [studies]
Hawaii 220 [studies]
Idaho 324 [studies]
Illinois 1,277 [studies]
Indiana 714 [studies]
Iowa 532 [studies]
Kansas 669 [studies]
Kentucky 552 [studies]
Louisiana 536 [studies]
Maine 211 [studies]
Maryland 1,118 [studies]
Massachusetts 1,376 [studies]
Michigan 1,067 [studies]
Minnesota 913 [studies]
Mississippi 315 [studies]
Missouri 950 [studies]
Montana 355 [studies]
Nebraska 500 [studies]
Nevada 392 [studies]
New Hampshire 274 [studies]
New Jersey 734 [studies]
New Mexico 298 [studies]
New York 1,829 [studies]
North Carolina 1,375 [studies]
North Dakota 276 [studies]
Ohio 1,349 [studies]
Oklahoma 498 [studies]
Oregon 656 [studies]
Pennsylvania 1,605 [studies]
Rhode Island 299 [studies]
South Carolina 765 [studies]
South Dakota 310 [studies]
Tennessee 837 [studies]
Texas 1,611 [studies]
Utah 509 [studies]
Vermont 192 [studies]
Virginia 824 [studies]
Washington 921 [studies]
West Virginia 263 [studies]
Wisconsin 712 [studies]
Wyoming 205 [studies]

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Studies with no locations are not included in the counts or on the map.

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