SOFIA, S. N.; BAHRUDIN, U. .; UDDIN, I. .; SOBIRIN, M. A.; SETIAWATI, E.; HARDININGSIH, G.; TJANDRA, K. C.; LIMIJADI, E. K. Role of phosphodiesterase-3 inhibitor in cardiorespiratory fitness and functional class of patients with pulmonary hypertension: A randomized, double-blind, placebo-controlled trial. Narra J, [S. l.], v. 5, n. 1, p. e1301, 2025. DOI: 10.52225/narra.v5i1.1301. Disponível em: https://narraj.org/main/article/view/1301. Acesso em: 11 aug. 2025.