[1] Univ Bristol Sch Med, Populat Hlth Sci, Bristol, Avon, England
[2] Univ Liverpool, Clin Trials Res Ctr, Liverpool, Merseyside, England
[3] Univ Southampton, Canc Sci Unit, Fac Med, Southampton, Hants, England
[4] Univ Hosp Coventry, Dept Plast Surg, Coventry, W Midlands, England
[5] Univ Hosp Warwickshire, Dept Plast Surg, Coventry, W Midlands, England
[6] Nottingham Univ Hosp NHS Trust, Nottingham Breast Inst, Nottingham, England
[7] Worcester Royal Hosp, Breast Unit, Worcester, England
[8] Manchester Univ NHS Fdn Trust, Nightingale Breast Unit, Manchester, Lancs, England
[9] Royal Liverpool & Broadgreen Univ Hosp, Linda McCartney Ctr, Liverpool, Merseyside, England
[10] North Bristol NHS Trust, Bristol Breast Care Ctr, Bristol, Avon, England