Sheila F Lumley, Denise O’Donnell, Nicole E Stoesser, Philippa C Matthews, Alison Howarth, Stephanie B Hatch, Brian D Marsden, Stuart Cox, Tim James, Fiona Warren, Liam J Peck, Thomas G Ritter, Zoe de Toledo, Laura Warren, David Axten, Richard J Cornall, E Yvonne Jones, David I Stuart, Gavin Screaton, Daniel Ebner, Sarah Hoosdally, Meera Chand, Derrick W Crook, Anne-Marie O’Donnell, Christopher P Conlon, Koen B Pouwels, A Sarah Walker, Tim E A Peto, Susan Hopkins, Timothy M Walker, Katie Jeffery, David W Eyre, Oxford University Hospitals Staff Testing Group