Fig. 2From: Treatment modalities and drug survival in a systemic sclerosis real-life patient cohortKaplan–Meier curves showing drug survival of vasoactive agents in 181 patients with systemic sclerosis. Mean disease duration: 11.8 ± 8.4 years, mean + SD. CCB = calcium channel blockers, ERAs = endothelin receptor antagonists, PDE5 = 5-phosphodiesterase inhibitorBack to article page