1
Northumbria Healthcare Trust, Newcastle upon Tyne, England
2
Independent Researcher, Triolet, Mauritius
3
Chelsea and Westminster Hospital, London, UK
4
University of Illinois, Chicago, Illinois, US
5
University of California, Riverside, Redlands, California, US
6
Royal Brompton Hospital, London, UK
7
Sunderland University, UK
8
Dow University of Health Sciences, Pakistan
9
Rawalpindi Medical University, Pakistan
10
Independent researcher, California, US
11
Internal Medicine, One Brooklyn Health System/Interfaith Med Cntr Program, US
12
Queen Elizabeth Hospital Birmingham, UK
13
Freeman Hospital, Newcastle upon Tyne, UK
14
National Heart and Lung Institute, Imperial College London, UK
These authors had equal contribution to this work