G. H. Garcia, S. A. Nacer, N. Zanko, K. Valentin- Meléndez, R. L. Tremblay, and G. Burgos-Barreto, “Opioid Overdose, Naloxone Administration, and Survival Outcomes in Puerto Rico: A Retrospective Analysis, 2019–2023”, PRHSJ, vol. 44, no. 4, pp. 195–201, Dec. 2025.