PRESTON, Alan. The Puerto Rico Journal of Public Health and Tropical Medicine (1925-1949): Coverage of Tropical Sprue, published in the P R Health Sci J 2023;42(2):91-101. Puerto Rico Health Sciences Journal, [S. l.], v. 43, n. 1, p. 58, 2024. Disponível em: https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/3418. Acesso em: 29 oct. 2025.