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. 2019 Jan 24;53(1):1801889. doi: 10.1183/13993003.01889-2018

FIGURE 1.

FIGURE 1

Time-course of completed randomised controlled trials (RCTs) in pulmonary arterial hypertension (PAH) (n=41) according to treatment strategy. SSc: systemic sclerosis; IPAH: idiopathic PAH. Reproduced and modified from [70] with permission.