Clinical Trials & Evaluation Unit, Royal Brompton Hospital, London, United Kingdom
Centre for Statistics in Medicine, University of Oxford, Oxford, United Kingdom
Royal Brompton Hospital, London, United Kingdom
Royal Brompton Hospital, London, United Kingdom
Royal Brompton Hospital, London, United Kingdom
Royal Bournemouth Hospital, Bournemouth, Hampshire, United Kingdom
Adult Congenital Heart Disease Unit, Royal Brompton Hospital, London, United Kingdom
Royal Brompton Hospital, London, United Kingdom
Royal Brompton Hospital, London, United Kingdom
Darent Valley Hospital, Dartford, United Kingdom
Eastbourne District General Hospital, Eastbourne, United Kingdom
Western Infirmary, Glasgow, United Kingdom
Szpital Zachodni, Grodzisk Mazowiecki, Poland
Szpital w Grojcu, Grojec, Poland
Centre Hospitalier de Chambery, Chambery, France