Switching to riociguat versus maintenance therapy with phosphodiesterase-5 inhibitors in patients with pulmonary arterial hypertension (REPLACE): a multicentre, open-label, randomised controlled trial.
Lancet Respir Med. 2021 Jun;9(6):573-584. doi: 10.1016/S2213-2600(20)30532-4. Epub 2021 Mar 24.
Lancet Respir Med. 2021.
PMID: 33773120
Clinical Trial.