Authors: Stephen Westaby; Nicholas Archer; Nicola Manning; Satish Adwani; Catherine Grebenik; Oliver Ormerod; Ravi Pillai; Neil Wilson Journal: BMJ Date: 2007-09-20
Authors: S Pucciarelli; A Chiappetta; G Giacomazzo; A Barina; N Gennaro; M Rebonato; D Nitti; M Saugo Journal: Tech Coloproctol Date: 2015-11-16 Impact factor: 3.781
Authors: Ravikrishna Mamidanna; Alex M Almoudaris; Alex Bottle; Paul Aylin; Omar Faiz; George B Hanna Journal: Surg Endosc Date: 2013-04-24 Impact factor: 4.584
Authors: Christopher S Parshuram; Karen Dryden-Palmer; Catherine Farrell; Ronald Gottesman; Martin Gray; James S Hutchison; Mark Helfaer; Elizabeth Hunt; Ari Joffe; Jacques Lacroix; Vinay Nadkarni; Patricia Parkin; David Wensley; Andrew R Willan Journal: Trials Date: 2015-06-02 Impact factor: 2.279