• Canada   5394 studies
• Canada, Alberta   1582 studies
• Canada, British Columbia   1553 studies
• Canada, Manitoba   738 studies
• Canada, New Brunswick   340 studies
• Canada, Newfoundland and Labrador   424 studies
• Canada, Nova Scotia   847 studies
• Canada, Ontario   3581 studies
• Canada, Prince Edward Island   99 studies
• Canada, Quebec   2114 studies
• Canada, Saskatchewan   626 studies
• Mexico   885 studies
• United States   37139 studies
• United States, Alabama   3431 studies
• United States, Alaska   223 studies
• United States, Arizona   3439 studies
• United States, Arkansas   1853 studies
• United States, California   10424 studies
• United States, Colorado   3555 studies
• United States, Connecticut   2636 studies
• United States, Delaware   877 studies
• United States, District of Columbia   2356 studies
• United States, Florida   6846 studies
• United States, Georgia   4357 studies
• United States, Hawaii   863 studies
• United States, Idaho   803 studies
• United States, Illinois   6149 studies
• United States, Indiana   3633 studies
• United States, Iowa   2023 studies
• United States, Kansas   2245 studies
• United States, Kentucky   2393 studies
• United States, Louisiana   2732 studies
• United States, Maine   767 studies
• United States, Maryland   7254 studies
• United States, Massachusetts   5982 studies
• United States, Michigan   4641 studies
• United States, Minnesota   3904 studies
• United States, Mississippi   1187 studies
• United States, Missouri   4476 studies
• United States, Montana   966 studies
• United States, Nebraska   2103 studies
• United States, Nevada   1511 studies
• United States, New Hampshire   916 studies
• United States, New Jersey   3975 studies
• United States, New Mexico   1284 studies
• United States, New York   9148 studies
• United States, North Carolina   5912 studies
• United States, North Dakota   897 studies
• United States, Ohio   6451 studies
• United States, Oklahoma   2306 studies
• United States, Oregon   2881 studies
• United States, Pennsylvania   7160 studies
• United States, Rhode Island   1455 studies
• United States, South Carolina   3169 studies
• United States, South Dakota   742 studies
• United States, Tennessee   4158 studies
• United States, Texas   8831 studies
• United States, Utah   2054 studies
• United States, Vermont   939 studies
• United States, Virginia   3592 studies
• United States, Washington   4225 studies
• United States, West Virginia   841 studies
• United States, Wisconsin   2920 studies
• United States, Wyoming   217 studies

Clinical Trials Authorship and Review

Clinical Trials content is provided directly by the U.S. National Institutes of Health via ClinicalTrials.gov and is not reviewed separately by ClinicalTrialsFeeds.org. Every page of specific clinical trials information contains a unique identifier which can be used to find further details directly from the National Institutes of Health.