Table of contents

Original articles

• Professional Rugby Union players have a 60% greater risk of time loss injury after concussion: a 2-season prospective study of clinical outcomes (1 December, 2015)

  Matthew Cross, Simon Kemp, Andrew Smith, Grant Trewartha, Keith Stokes
• Tackle technique and tackle-related injuries in high-level South African Rugby Union under-18 players: real-match video analysis (18 January, 2016)

  Nicholas Burger, Michael I Lambert, Wayne Viljoen, James C Brown, Clint Readhead, Sharief Hendricks
• A prospective cohort study of 7031 distance runners shows that 1 in 13 report systemic symptoms of an acute illness in the 8–12 day period before a race, increasing their risk of not finishing the race 1.9 times for those runners who started the race: SAFER study IV (24 June, 2016)

  Anri Van Tonder, Martin Schwellnus, Sonja Swanevelder, Esme Jordaan, Wayne Derman, Dina C Janse van Rensburg
• Likelihood of ACL graft rupture: not meeting six clinical discharge criteria before return to sport is associated with a four times greater risk of rupture (23 May, 2016) Free

  Polyvios Kyritsis, Roald Bahr, Philippe Landreau, Riadh Miladi, Erik Witvrouw