![Long-term Riociguat Treatment in Inoperable and Persistent/Recurrent CTEPH Patients in WHO Functional Class (FC) I/II Versus FC III/IV at Baseline: Results From the 16-Week Phase III CHEST-1 Study and CHEST-2 Open-Label Extension]()
Long-term Riociguat Treatment in Inoperable and Persistent/Recurrent CTEPH Patients in WHO Functional Class (FC) I/II Versus FC III/IV at Baseline: Results From the 16-Week Phase III CHEST-1 Study and CHEST-2 Open-Label ExtensionWang, Chen; D'Armini, Andrea M; Ghofrani, Hossein-Ardeschir; Grimminger, Friedrich; Hoeper, Marius M; Jansa, Pavel; Kim, Nick H; Simonneau, Gerald; Torbicki, Adam; Wilkins, Martin; Fritsch, Arno; Davie, Neil; Mayer, Eckhard · Chest · 2014