Saksena, Rushika, et al. “Fatal Pulmonary Infection by Trimethoprim-Sulfamethoxazole Resistant Nocardia Otitidiscaviarum: Report of Two Cases and Review”. The Journal of Infection in Developing Countries, vol. 14, no. 02, Feb. 2020, pp. 214-22, doi:10.3855/jidc.10169.