@article {apostolopoulou2003acute,
	title = {Acute endothelin A receptor antagonism improves pulmonary and systemic haemodynamics in patients with pulmonary arterial hypertension that is primary or autoimmune and related to congenital heart disease},
	journal = {Heart},
	volume = {89},
	number = {10},
	year = {2003},
	pages = {1221{\textendash}1226},
	publisher = {BMJ Publishing Group Ltd},
	author = {Apostolopoulou, SC and Rammos, S and Kyriakides, ZS and Webb, DJ and Johnston, NR and Cokkinos, D.V. and Kremastinos, D Th}
}
