The opportunities and challenges of pragmatic point-of-care randomised trials using routinely collected electronic records: evaluations of two exemplar trials

Tjeerd-Pieter van Staa, Lisa Dyson, Gerard McCann, Shivani Padmanabhan, Rabah Belatri, Ben Goldacre, Jackie Cassell, Munir Pirmohamed, David Torgerson, Sarah Ronaldson, Joy Adamson, Adel Taweel, Brendan Delaney, Samhar Mahmood, Simona Baracaia, Thomas Round, Robin Fox, Tommy Hunter, Martin Gulliford, Liam Smeeth