Fig. 5From: Serum biomarker for diagnostic evaluation of pulmonary arterial hypertension in systemic sclerosisReceiver operator characteristic curves of ELISA data. Graphs show differences Receiver operator characteristic curves of lcSSc-PAH follistatin-like 3 (FSTL3), and Midkine (MDK) protein concentrations as well as the two in combination as compared to lcSSc patients with no lung disease in the test cohort (A) as well as two independent validation cohorts (B and C)Back to article page