1. Abemathy WS, Willis PW (1973) Thromboembolic complications of rheumatic heart disease. Valv Heart Dis 5:132
2. Acar J, Michel PL, Cormier B et al (1992) Features of patients with severe mitral stenosis with respect to atrial rhythm. Acta Cardiologica 47:115
3. Acar J, Vahanian M, Michel PL et al (1992) Faut-il operer les valvulopathies mitrales a-ou paucisymptomatiques? Arch Mal Coeur Vaiss. 85:1837–1843
4. Alvarez L, Escudero C, Figuera D, Castillo-Olivares JL (1992) The Björk-Shiley valve prosthesis. Analysis of long-term evolution. J Thorac Cardiovasc Surg 104:1249
5. Antunes MJ, Vieira H, Ferrao de Oliveira J (2000) Open maitral commissurotomy: the „golden standard“. J Heart Valve 9:472–477