Published on in Vol 17, No 9 (2015): September
1 St John Providence Hospital, Detroit, MI, United States
2 Duke University and Durham VA Medical Centers, Durham, NC, United States
3 Arcispedale Santa Maria Nuova, IRCCS, Reggio Emilia, Italy
4 University of Illinois at Chicago/ Advocate Christ Medical Center, Oak Lawn, IL, United States
5 Imperial College, London, United Kingdom
6 Royal Infirmary of Edinburgh, Edinburgh, United Kingdom
7 Ottawa Hospital Research Institute, Ottawa, ON, Canada