Micallef, D., C. Agius, C. Mallia-Azzopardi, G. Buhagiar, and L. . Scerri. “Variegate Porphyria Triggered by Acute Hepatitis A Infection”. European Journal of Case Reports in Internal Medicine, vol. 7, no. 12, Sept. 2020, doi:10.12890/2020_001688.