Faraj, R., A. Irizarry-Alfonzo, and P. Puri. “Molecular Characterization of Nephron Progenitors and Their Early Epithelial Derivative Structures in the Nephrogenic Zone of the Canine Fetal Kidney”. European Journal of Histochemistry, vol. 63, no. 3, Sept. 2019, doi:10.4081/ejh.2019.3049.