@misc{9564, author = {T. Staa and B. Goldacre and M. Gulliford and J. Cassell and M. Pirmohamed and A. Taweel and B. Delaney and L. Smeeth}, title = {Pragmatic randomised trials using routine electronic health records: putting them to the test}, year = {2012}, journal = {Bmj}, volume = {344}, pages = {e55}, issn = {0959-8138}, doi = {10.1136/bmj.e55}, }