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416 Studies found for: Acetaminophen AND paracetamol AND opioid AND postoperative pain

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Map Legend
Region Name Number of Studies
World [map] 416
North America 266
United States 236 [studies]
Alabama 5 [studies]
Arizona 6 [studies]
California 25 [studies]
Colorado 4 [studies]
Connecticut 4 [studies]
Delaware 2 [studies]
District of Columbia 5 [studies]
Florida 11 [studies]
Georgia 5 [studies]
Illinois 10 [studies]
Indiana 2 [studies]
Iowa 2 [studies]
Kansas 2 [studies]
Kentucky 1 [studies]
Maryland 6 [studies]
Massachusetts 13 [studies]
Michigan 10 [studies]
Minnesota 7 [studies]
Mississippi 2 [studies]
Missouri 6 [studies]
Nebraska 2 [studies]
Nevada 2 [studies]
New Hampshire 1 [studies]
New Jersey 4 [studies]
New York 32 [studies]
North Carolina 14 [studies]
North Dakota 1 [studies]
Ohio 25 [studies]
Oklahoma 2 [studies]
Oregon 3 [studies]
Pennsylvania 27 [studies]
Rhode Island 1 [studies]
South Carolina 4 [studies]
South Dakota 1 [studies]
Tennessee 4 [studies]
Texas 22 [studies]
Utah 4 [studies]
Virginia 4 [studies]
Washington 6 [studies]
West Virginia 1 [studies]
Wisconsin 4 [studies]

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Studies with multiple locations are included in each region containing locations.