Hopkins Sarah A, Lovick Roberta, Polak Louisa, Bowers Ben, Morgan Tessa, Kelly Michael P, Barclay Stephen
Primary Care Unit, Department of Public Health and Primary Care, University of Cambridge, Cambridge, UK
Primary Care Unit, Department of Public Health and Primary Care, University of Cambridge, Cambridge, UK.
BMJ. 2020 May 18;369:m1927. doi: 10.1136/bmj.m1927.