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Bosentan therapy for portopulmonary hypertension
M. M. Hoeper, M. Halank, C. Marx, G. Hoeffken, H. J. Seyfarth, J. Schauer, J. Niedermeyer, J. Winkler
European Respiratory Journal 25 (3) 502-508; DOI: 10.1183/09031936.05.00080804 Published 1 March 2005