Fig. 1From: Survival of patients with rare diseases: a population-based study in Tuscany (Italy)Kaplan–Meier survival estimates for the total of cases (A), by sex (B: solid line, females; dashed line, males) and by age class (C: solid line, < 18 years; dashed line 18–64 years; dotted line ≥ 65 years)Back to article page