1. A history of the public health system,1988
2. A population-based health information system;Roos;Med Care,1995
3. Library of Congress Hispanic Division. Jones Act - The World of 1898: The Spanish-American War. Accessed July 16, 2021. https://www.loc.gov/rr/hispanic/1898/jonesact.html
4. Puerto Rico Health Care Infrastructure Assessment;Perreira,2017
5. U.S. Census Bureau. U.S. Census Bureau QuickFacts: Puerto Rico. Published 2021. Accessed January 26, 2021. https://www.census.gov/quickfacts/PR