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8467 Studies found for: Pilot Study AND Single Group

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Map Legend
Region Name Number of Studies
World [map] 8,467
North America 5,022
United States 4,500 [studies]
Alabama 84 [studies]
Alaska 2 [studies]
Arizona 107 [studies]
Arkansas 44 [studies]
California 627 [studies]
Colorado 125 [studies]
Connecticut 101 [studies]
Delaware 22 [studies]
District of Columbia 73 [studies]
Florida 268 [studies]
Georgia 126 [studies]
Hawaii 20 [studies]
Idaho 11 [studies]
Illinois 214 [studies]
Indiana 103 [studies]
Iowa 51 [studies]
Kansas 57 [studies]
Kentucky 66 [studies]
Louisiana 53 [studies]
Maine 21 [studies]
Maryland 334 [studies]
Massachusetts 422 [studies]
Michigan 179 [studies]
Minnesota 241 [studies]
Mississippi 34 [studies]
Missouri 185 [studies]
Montana 10 [studies]
Nebraska 42 [studies]
Nevada 18 [studies]
New Hampshire 40 [studies]
New Jersey 141 [studies]
New Mexico 33 [studies]
New York 647 [studies]
North Carolina 321 [studies]
North Dakota 11 [studies]
Ohio 297 [studies]
Oklahoma 37 [studies]
Oregon 71 [studies]
Pennsylvania 335 [studies]
Rhode Island 36 [studies]
South Carolina 64 [studies]
South Dakota 11 [studies]
Tennessee 125 [studies]
Texas 367 [studies]
Utah 61 [studies]
Vermont 25 [studies]
Virginia 107 [studies]
Washington 141 [studies]
West Virginia 22 [studies]
Wisconsin 101 [studies]
Wyoming 1 [studies]

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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.