TY - STAND AU - D. Reeves AU - D. Springate AU - D. Ashcroft AU - R. Ryan AU - T. Doran AU - R. Morris AU - I. Olier AU - E. Kontopantelis BT - BMJ Open DO - 10.1136/bmjopen-2014-004952 M1 - 4 PY - 2014 EP - e004952 T2 - BMJ Open TI - Can analyses of electronic patient records be independently and externally validated? The effect of statins on the mortality of patients with ischaemic heart disease: a cohort study with nested case-control analysis VL - 4 SN - 2044-6055 (Print) 2044-6055 ER -