“Efficacy of Bosentan in the Treatment of Raynaud’s Phenomenon in Patients With Systemic Sclerosis Never Treated With Prostanoids”. Reumatismo 65, no. 6 (March 17, 2014): 286–291. Accessed July 2, 2025. https://www.reumatismo.org/reuma/article/view/reumatismo.2013.691.