FP631PREVALENCE OF ORAL MUCOSAL LESIONS IN HEMODIALYSIS PATIENTS AND ASSOCIATION WITH MORTALITY: A PROSPECTIVE COHORT STUDY. (18th May 2018) - Ruospo, Marinella; Palmer, Suetonia; Natale, Patrizia; Saglimbene, Valeria; Graziano, Giusi; Wong, Germaine; Craig, Jonathan; Petruzzi, Massimo; De Benedittis, Michele; Celia, Eduardo; Gelfman, Ruben; Leal, Miguel; et al.