11. Intra-operative Rapid Evaporative Ionisation Mass Spectrometry: A future intelligent knife (iKnife) for oncological margin control?. Issue 6 (June 2015) - St John, Edward; Balog, Julia; Muirhead, Laura; Speller, Abigail; Jones, Emrys; Ramakrishnan, Rathi; Darzi, Ara; Takats, Zoltan; Leff, Daniel