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Your search included: COVID-19
HHS Combat Covid
Learn more about clinical studies related to COVID-19:
659 Studies found for: vaccine AND COVID-19 | Covid19

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Map Legend
Region Name Number of Studies
World [map] 659
North America 190
United States 161 [studies]
Alabama 18 [studies]
Arizona 20 [studies]
Arkansas 9 [studies]
California 59 [studies]
Colorado 20 [studies]
Connecticut 10 [studies]
District of Columbia 12 [studies]
Florida 41 [studies]
Georgia 32 [studies]
Hawaii 8 [studies]
Idaho 13 [studies]
Illinois 26 [studies]
Indiana 10 [studies]
Iowa 9 [studies]
Kansas 17 [studies]
Kentucky 17 [studies]
Louisiana 24 [studies]
Maine 4 [studies]
Maryland 42 [studies]
Massachusetts 34 [studies]
Michigan 16 [studies]
Minnesota 17 [studies]
Mississippi 9 [studies]
Missouri 24 [studies]
Montana 5 [studies]
Nebraska 21 [studies]
Nevada 9 [studies]
New Hampshire 2 [studies]
New Jersey 19 [studies]
New Mexico 11 [studies]
New York 39 [studies]
North Carolina 27 [studies]
North Dakota 3 [studies]
Ohio 26 [studies]
Oklahoma 11 [studies]
Oregon 17 [studies]
Pennsylvania 32 [studies]
Rhode Island 10 [studies]
South Carolina 15 [studies]
South Dakota 7 [studies]
Tennessee 20 [studies]
Texas 41 [studies]
Utah 20 [studies]
Vermont 1 [studies]
Virginia 16 [studies]
Washington 25 [studies]
West Virginia 5 [studies]
Wisconsin 6 [studies]

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

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

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.