[1] Univ Manchester, NIHR Greater Manchester Primary Care Patient Safe, Manchester, Lancs, England
[2] Univ Manchester, Manchester Acad Hlth Sci Ctr, Div Populat, Ctr Primary Care, Manchester, Lancs, England
[3] Univ Canberra, Ctr Res & Act Publ Hlth CeRAPH, Bruce, ACT, Australia
[4] Univ Nottingham, Med Sch, Queens Med Ctr, Div Primary Care, Nottingham, England
[5] Keele Univ, Guy Hilton Res Ctr, Hlth Serv Res Unit, Stoke On Trent, Staffs, England
[6] Univ Birmingham, Inst Appl Hlth Res, Coll Med & Dent Sci, Birmingham, W Midlands, England
[7] 68 Brighton Cottages,Copyhold Lane, Haywards Heath, W Sussex, England
[8] Univ Oxford, Radcliffe Observ Quarter, Nuffield Dept Primary Care Hlth Sci, Oxford, England
[9] Univ Southampton, Primary Med Care, Southampton, Hants, England
[10] Univ Southampton, Primary Care & Populat Sci, Southampton, Hants, England
[11] Univ Exeter, Med Sch, Hlth Serv & Policy Res Grp, Exeter, Devon, England
[12] Univ Edinburgh, Med Sch, Teviot Pl, Edinburgh, Midlothian, Scotland