Valvular heart disease : investigation and management : recommendations of a working group of the British Cardiac Society and the Research Unit of the Royal College of Physicians /
Prendergast, Bernard D.
Banning, Adrian P.
Hall, Roger J. C.
British Cardiac Society.
Royal College of Physicians of London.Research Unit.
Royal College of Physicians of London.
London : Royal College of Physicians of London,
1996.