(2011). Epidemiology and impact of multimorbidity in primary care: a retrospective cohort study. Br J Gen Pract. http://doi.org/10.3399/bjgp11X548929.
(2013). Socio-economic position and childhood multimorbidity: a study using linkage between the Avon Longitudinal Study of Parents and Children and the General Practice Research Database. Int J Equity Health. http://doi.org/10.1186/1475-9276-12-66.
(2013). Implications of comorbidity for primary care costs in the UK: a retrospective observational study. Br J Gen Pract. http://doi.org/10.3399/bjgp13X665242.
(2013). Comparing measures of multimorbidity to predict outcomes in primary care: a cross sectional study. Fam Pract. http://doi.org/10.1093/fampra/cms060.
(2014). The risk of cancer in primary care patients with hypercalcaemia: a cohort study using electronic records. Br J Cancer. http://doi.org/10.1038/bjc.2014.433.
(2015). Patient-doctor continuity and diagnosis of cancer: electronic medical records study in general practice. Br J Gen Pract. http://doi.org/10.3399/bjgp15X684829.
(2016). Clinical workload in UK primary care: a retrospective analysis of 100 million consultations in England, 2007-14. Lancet. http://doi.org/10.1016/s0140-6736(16)00620-6.
(2017). Patient-level and practice-level factors associated with consultation duration: a cross-sectional analysis of over one million consultations in English primary care. BMJ Open. http://doi.org/10.1136/bmjopen-2017-018261.
(2017). Continuity of Primary Care and Emergency Hospital Admissions Among Older Patients in England. Ann Fam Med. http://doi.org/10.1370/afm.2136.
(2018). Temporal trends in use of tests in UK primary care, 2000-15: retrospective analysis of 250 million tests. Bmj. http://doi.org/10.1136/bmj.k4666.