Toro, D. H. and Figueroa-Rivera, I. M. (2019) “Treatment Failure with Direct Antiviral Agents in Patients with Hepatitis C Virus Genotype 1 Infection at the Veteran Affairs Caribbean Healthcare System in San Juan, Puerto Rico”, Puerto Rico Health Sciences Journal, 38(4). Available at: https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/1958 (Accessed: 5 November 2025).