Piparva, K. G., Kanabar, B. R., & Singh, A. P. (2026). Clinical Outcomes of Parenteral Methylene Blue as Adjunct Therapy in Hospitalized COVID-19 Patients: A Retrospective Cohort Study. National Journal of Medical Research, 16(04), 289–297. https://doi.org/10.55489/njmr.160420261407