Selvendran Subothini, Aggarwal Nikhil, Vassiliou Vassilios
Imperial College London, London SW7 2AZ, UK.
Imperial College London, London SW7 2AZ, UK Royal Brompton Hospital, Sydney Street, London, SW3 6NP, UK
J R Soc Med. 2015 Nov;108(11):462-4. doi: 10.1177/0141076815600906. Epub 2015 Oct 2.