[1] Univ London, Wolfson Inst Prevent Med, Ctr Canc Prevent, London EC1M 6BQ, England
[2] NHS England Southside, London SW1E 6QT, England
[3] Community Links, London E16 4HQ, England
[4] Blizard Inst, Ctr Primary Care & Publ Hlth, London E1 2AB, England
[5] NHS Commissioning Board London, London NW1 2PL, England
[6] St Bartholomews Hosp, Cent & East London Breast Screening Serv, London EC1A 7BE, England
[7] Contracting & Qual Directorate, North & East London Commissioning Support Unit, London EC2A 2DU, England
[8] North & East London Commissioning Support Unit, London EC2A 2DU, England
[9] Barts & London NHS Trust, Qual Assurance Reference Ctr, London EC1A 7BE, England