Many patients with PAH have comorbidities that may exclude them from clinical trials due to stringent inclusion criteria. The OPUS Registry ([NCT02126943][1]) is an ongoing, prospective, multicenter, US drug registry… Click to show full abstract
Many patients with PAH have comorbidities that may exclude them from clinical trials due to stringent inclusion criteria. The OPUS Registry ([NCT02126943][1]) is an ongoing, prospective, multicenter, US drug registry of patients newly treated with macitentan. Here, patient and disease
               
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