1 National Institute for Health Research (NIHR) Greater Manchester Primary Care Patient Safety Translational Research Centre, Centre for Primary Care, Institute of Population Health, University of Manchester, Manchester M13 9PL, UK [email protected].
2 NIHR School for Primary Care Research, Centre for Primary Care, Institute of Population Health, University of Manchester Centre for Health Informatics, Institute of Population Health, University of Manchester.
3 Centre for Health Informatics, Institute of Population Health, University of Manchester.
4 Division of Primary Care, University of Nottingham Medical School, Queen's Medical Centre, Nottingham, UK.
5 Centre for Pharmacoepidemiology and Drug Safety, Manchester Pharmacy School, Manchester Academic Health Sciences Centre (MAHSC), University of Manchester.