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Fierobe L, Brunet F, Dhainaut JF, Monchi M, Belghith M, Mira JP, et al. Effect of inhaled nitric oxide on right ventricular function in adult respiratory distress syndrome. <i>Am J Respir Crit Care Med<\/i> 1995; 151: 1414\u20131419.","DOI":"10.1164\/ajrccm.151.5.7735594"},{"key":"22","doi-asserted-by":"crossref","unstructured":"22. Simonneau G, Robbins IM, Beghetti M, Channick RN, Delcroix M, Denton CP, et al. Updated clinical classification of pulmonary hypertension. <i>J Am Coll Cardiol<\/i> 2009; 54: S43\u2013S54.","DOI":"10.1016\/j.jacc.2009.04.012"},{"key":"23","doi-asserted-by":"crossref","unstructured":"23. Yamada N, Ueno M, Onishi K, Sugimoto K, Kakehi K, Fujita K, et al. 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