http://journals.sagepub.com/doi/pdf/...45894018798183

ausführliche auseinandersetzung mit allen verfügbaren studiendaten randomisierter klinischer studien.
tja, was macht man daraus ?

.....oral targeted treatment was not associated with significant reductions in deaths and transplantation occurring as.....
...of all these trials that provided mortality data, only the PPHSG trial of epoprostenol showed significantly mortality reduction....