Sánchez-Ramírez, Damián, et al. “High Expression of Both Desmoplastic Stroma and Epithelial to Mesenchymal Transition Markers Associate With Shorter Survival in Pancreatic Ductal Adenocarcinoma”. European Journal of Histochemistry, vol. 66, no. 1, Feb. 2022, doi:10.4081/ejh.2022.3360.