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846 Studies found for: Pilot Study AND recruitment

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Map Legend
Region Name Number of Studies
World [map] 846
North America 516
United States 326 [studies]
Alabama 6 [studies]
Arizona 2 [studies]
California 33 [studies]
Colorado 16 [studies]
Connecticut 6 [studies]
Delaware 1 [studies]
District of Columbia 2 [studies]
Florida 6 [studies]
Illinois 9 [studies]
Indiana 7 [studies]
Iowa 4 [studies]
Kansas 6 [studies]
Kentucky 2 [studies]
Maine 1 [studies]
Maryland 27 [studies]
Massachusetts 24 [studies]
Michigan 14 [studies]
Minnesota 11 [studies]
Missouri 13 [studies]
Nebraska 4 [studies]
New Hampshire 1 [studies]
New Jersey 4 [studies]
New York 30 [studies]
North Carolina 33 [studies]
Ohio 16 [studies]
Oklahoma 3 [studies]
Oregon 10 [studies]
Pennsylvania 32 [studies]
Rhode Island 3 [studies]
South Carolina 2 [studies]
Tennessee 6 [studies]
Texas 14 [studies]
Utah 2 [studies]
Vermont 2 [studies]
Virginia 6 [studies]
Washington 9 [studies]
West Virginia 1 [studies]
Wisconsin 8 [studies]

Click on a [map] link to show a map of that region.

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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.