Moriondo, V., S. Marchini, P. Di Gangi, M. C. . Ferrari, F. Nascimbeni, E. Rocchi, and P. Ventura. “Role of Multidrug-Resistance Protein 2 in Coproporphyrin Transport: Results from Experimental Studies in Bile Fistula Rat Models”. Cellular and Molecular Biology, vol. 55, no. 2, July 2009, pp. 70-78, https://cellmolbiol.org/index.php/CMB/article/view/1090.