[1] Newcastle Univ, Ctr Canc, Populat Hlth Sci Inst, Newcastle Upon Tyne, Tyne & Wear, England
[2] Newcastle Upon Tyne Hosp NHS Fdn Trust, Newcastle Upon Tyne, Tyne & Wear, England
[3] IT Sligo, Dept Hlth & Nutrit Sci, Sligo, Ireland
[4] Dublin City Univ, Sch Psychol, Dublin, Ireland
[5] Univ Twente, Fac Behav Management & Social Sci, Enschede, Netherlands
[6] Northumbria Univ, Dept Nursing Midwifery & Hlth, Newcastle Upon Tyne, Tyne & Wear, England