Authors: W R C Knight; C Yip; W Wulaningsih; A Jacques; N Griffin; J Zylstra; M Van Hemelrijck; N Maisey; A Gaya; C R Baker; M Kelly; J A Gossage; J Lagergren; D Landau; V Goh; A R Davies; S Ngan; A Qureshi; H Deere; M Green; F Chang; U Mahadeva; B Gill-Barman; S George; J Dunn; S Zeki; J Meenan; O Hynes; G Tham; C Iezzi Journal: BJS Open Date: 2019-08-22