‘Caveat emptor’: the cautionary tale of endocarditis and the potential pitfalls of clinical coding data—an electronic health records study oleh Nicola Fawcett, Bernadette Young, Leon Peto, T. Phuong Quan, Richard Gillott, Jianhua Wu, Chris Middlemass, Sheila Weston, Derrick W. Crook, Tim E. A. Peto, Berit Muller-Pebody, Alan P. Johnson, A. Sarah Walker, Jonathan A. T. Sandoe