Aortic pressure–area relation in Marfan patients with and without β blocking agents: a new non-invasive approach
G J Nollen, B E Westerhof, M Groenink, A Osnabrugge, E E van der Wall, B J M Mulder
Heart Mar 2004, 90 (3) 314-318; DOI: 10.1136/hrt.2003.010702
