JOE BIDEN could scupper a US-UK trade deal in favour of the Transatlantic Trade and Investment Partnership (TTIP) with the EU if he becomes US President, a scholar has claimed.

Confidential documents cannot be revealed until five years after a deal is in force.

As the EU referendum grows ever closer, Lord Darzi, Elias Mossialos and colleagues seek to redress a lack of evidence on the role of the union on our health system.