TY - STAND AU - E. Kontopantelis AU - R. Stevens AU - P. Helms AU - D. Edwards AU - T. Doran AU - D. Ashcroft BT - BMJ Open DO - 10.1136/bmjopen-2017-020738 M1 - 2 PY - 2018 EP - e020738 T2 - BMJ Open TI - Spatial distribution of clinical computer systems in primary care in England in 2016 and implications for primary care electronic medical record databases: a cross-sectional population study VL - 8 SN - 2044-6055 ER -