Bonifati, C., Mussi, A., Carducci, M., Pittarello, A., D’Auria, L., Venuti, A., Bagnato, A., Salani, D., Fazio, M. and Ameglio, F. 1998. Endothelin-1 Levels are Increased in Sera and Lesional Skin Extracts of Psoriatic Patients and Correlate with Disease Severity. Acta Dermato-Venereologica. 78, 1 (Mar. 1998), 22–26. DOI:https://doi.org/10.1080/00015559850135779.