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91 Studies found for: every 12 hours AND del | Mexico

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Map Legend
Region Name Number of Studies
World [map] 91
North America 91
United States 67 [studies]
Alabama 38 [studies]
Alaska 1 [studies]
Arizona 40 [studies]
Arkansas 18 [studies]
California 60 [studies]
Colorado 35 [studies]
Connecticut 25 [studies]
Delaware 19 [studies]
District of Columbia 13 [studies]
Florida 57 [studies]
Georgia 37 [studies]
Hawaii 4 [studies]
Idaho 19 [studies]
Illinois 41 [studies]
Indiana 34 [studies]
Iowa 12 [studies]
Kansas 19 [studies]
Kentucky 28 [studies]
Louisiana 30 [studies]
Maine 8 [studies]
Maryland 30 [studies]
Massachusetts 35 [studies]
Michigan 44 [studies]
Minnesota 22 [studies]
Mississippi 14 [studies]
Missouri 42 [studies]
Montana 15 [studies]
Nebraska 26 [studies]
Nevada 26 [studies]
New Hampshire 8 [studies]
New Jersey 36 [studies]
New Mexico 21 [studies]
New York 49 [studies]
North Carolina 45 [studies]
North Dakota 7 [studies]
Ohio 53 [studies]
Oklahoma 33 [studies]
Oregon 29 [studies]
Pennsylvania 46 [studies]
Rhode Island 14 [studies]
South Carolina 37 [studies]
South Dakota 9 [studies]
Tennessee 28 [studies]
Texas 57 [studies]
Utah 21 [studies]
Vermont 10 [studies]
Virginia 38 [studies]
Washington 40 [studies]
West Virginia 10 [studies]
Wisconsin 24 [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.