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447 Studies found for: opioid use AND operative AND post-operative pain

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Map Legend
Region Name Number of Studies
World [map] 447
North America 349
United States 318 [studies]
Alabama 9 [studies]
Arizona 10 [studies]
Arkansas 3 [studies]
California 35 [studies]
Colorado 3 [studies]
Connecticut 10 [studies]
Delaware 1 [studies]
District of Columbia 4 [studies]
Florida 18 [studies]
Georgia 8 [studies]
Illinois 13 [studies]
Indiana 7 [studies]
Iowa 5 [studies]
Kansas 1 [studies]
Kentucky 2 [studies]
Louisiana 4 [studies]
Maine 2 [studies]
Maryland 12 [studies]
Massachusetts 13 [studies]
Michigan 12 [studies]
Minnesota 10 [studies]
Mississippi 1 [studies]
Missouri 9 [studies]
Nevada 3 [studies]
New Hampshire 2 [studies]
New Jersey 5 [studies]
New Mexico 1 [studies]
New York 44 [studies]
North Carolina 20 [studies]
North Dakota 2 [studies]
Ohio 23 [studies]
Oklahoma 1 [studies]
Oregon 3 [studies]
Pennsylvania 38 [studies]
South Carolina 2 [studies]
Tennessee 4 [studies]
Texas 21 [studies]
Utah 1 [studies]
Vermont 1 [studies]
Virginia 6 [studies]
Washington 8 [studies]
Wisconsin 7 [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.