- Bahamas 7 studies
- Barbados 1 study
- Belize 2 studies
- Bermuda 1 study
- Costa Rica 99 studies
- Cuba 4 studies
- Dominican Republic 38 studies
- El Salvador 8 studies
- Guadeloupe 2 studies
- Guatemala 87 studies
- Haiti 9 studies
- Honduras 14 studies
- Jamaica 10 studies
- Martinique 2 studies
- Nicaragua 3 studies
- Panama 70 studies
- Puerto Rico 891 studies
- Trinidad and Tobago 4 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.