peau (1) association (1) mortalité (1) analyse (1) gène (1) ADN (1) différenciation (1) âge (1) cancer (1) Bologne (1) Turin (1) Differentiation (1) Mortality (1) Cancer (1) Cases (1) Telomerase (1) Reverse transcriptase (1) Tumors (1) Social groups (1) Skin (1) Relevance (1) Population (1) Polyomaviruses (1) Patients (1) Multivariate analysis (1) Mortality (1) Methylation (1) Messenger RNA (1) Gene amplification (1) DNA (1)