Royal Brompton and Harefield NHS Foundation Trust, London, United Kingdom
Royal Brompton and Harefield NHS Foundation Trust, Harefield, Middlesex, United Kingdom
michael apps MD, London, United Kingdom
Royal Brompton and Harefield NHS Foundation Trust, Harefield, Middlesex, United Kingdom
Royal Brompton and Harefield NHS Foundation Trust, Uxbridge, Middlesex, United Kingdom
Royal Brompton Hospital, London, United Kingdom
Royal Brompton Hospital, London, United Kingdom
Chelsea and Westminster NHS Foundation Trust, London, United Kingdom
Royal Brompton and Harefield NHS Trust, London, United Kingdom
Imperial College Healthcare NHS Trust, London, United Kingdom
The Hillingdon Hospital NHS Foundation Trust, Uxbridge, Middlesex, United Kingdom
Harefield hospital, Harefield, Middlesex, United Kingdom