Liver resection surgery versus thermal ablation for colorectal LiVer MetAstases (LAVA): study protocol for a randomised controlled trial oleh Kurinchi Gurusamy, Neil Corrigan, Julie Croft, Maureen Twiddy, Stephen Morris, Nick Woodward, Steve Bandula, Daniel Hochhauser, Vicky Napp, Alison Pullan, Nicholas Jakowiw, Raj Prasad, Steven Olde Damink, C. J. H. M. van Laarhoven, Johannes H. W. de Wilt, Julia Brown, Brian R. Davidson