[1] Kings Coll London, Florence Nightingale Fac Nursing & Midwifery, London, England
[2] Kings Coll London, Ctr Implementat Sci, Hlth Serv & Populat Res Dept, London, England
[3] Imperial Coll NHS Trust, Urol Dept, London, England
[4] Barts Hlth NHS Trust, Whipps Cross Hosp, Dept Urol, London, England
[5] London South Bank Univ, Dept Hlth & Social Care, London, England