Sferra, R., Pompili, S., Ventura, L., Dubuquoy, C., Speca, S., Gaudio, E., Latella, G. and Vetuschi, A. (2018) “Interaction between sphingosine kinase/sphingosine 1 phosphate and transforming growth factor-β/Smads pathways in experimental intestinal fibrosis. An in vivo immunohistochemical study”, European Journal of Histochemistry, 62(3). doi: 10.4081/ejh.2018.2956.