A.E. Loot, A.J.M. Roks, D. Westermann, H-D. Orzechowski, C. Tschöpe, J.C. Wilschut, R.A. Tio,
W.H. van Gilst, R.H. Henning

Antonio Miceli, MD,a,b Vito D. Bruno, MD,a Radek Capoun, MD,a Francesco Romeo, MD,b
Gianni D. Angelini, FRCS,a and Massimo Caputo, MDa

Kazumasa Orihashi, MD, Katsuhiko Imai, MD, and Taijiro Sueda, MD, Hiroshima, Japan

Bader E. Hussaini, MD, MPH,a,b,c Hemant S. Thatte, MSc, PhD,a,b,c Barbara A. Rhodes, PA, MS,d
Patrick R. Treanor, CCP, LCP,a,d and Vladimir Birjiniuk, MD, MAb,c,d

Matthew LWilliams, MD, Jaimin R Trivedi, MD, MPH, Cathryn Doughtie, MD,
Mark S Slaughter, MD, FACS

Miriam Jacob, MD; Nicholas Smedira, MD; Eugene Blackstone, MD;
Sarah Williams, MS; Leslie Cho, MD

Serenella Castelvecchio, MDa,b,*, Lorenzo Menicanti, MDa, Ekaterina Baryshnikova, PhDb,
Carlo de Vincentiis, MDa, Alessandro Frigiola, MDa, and Marco Ranucci, MDb, for the Surgical and
Clinical Outcome Research (SCORE) Group

Dayal Mukherjee, MBBS, Kamran Ahmed, MRCS, Kamran Baig, MRCS,
Vanash M. Patel, MS, MRCS, Ara Darzi, FRCS, KBE, and
Thanos Athanasiou, PhD, FETCS

Vivek Srivastava, MRCSEd,
Palanikumar Saravanan, FRCA,
Jeanette Abraham, ACP, and John Au, FRCP, FRCS

Shengshou Hu, MD,* Qi Li, MD,* Peixian Gao, MD,* Hui Xiong, MD, Zhe Zheng, MD,
Lihuan Li, MD, Bo Xu, MD, and Runlin Gao, MD