G. H. Garcia, S. A. Nacer, N. Zanko, K. Valentin- Meléndez, R. L. Tremblay, and G. Burgos-Barreto, “Naloxone use in Puerto Rico: the first four years of intervention 2019-2022”., PRHSJ, vol. 44, no. 4, pp. 195–201, Dec. 2025.