[1] Univ Oxford, Primary Hlth Care Sci, Nuffield Dept, Oxford, England
[2] Tom Rudd Unit Moorgreen Hosp, Southern Hlth NHS Fdn Trust, Res & Innovat Dept, Clin Trials Facil, Botley Rd, Southampton SO30 3JB, Hants, England
[3] Liverpool Womens NHS Fdn Trust, Liverpool, Merseyside, England
[4] UCL, London, England
[5] Oxford Univ Hosp NHS Fdn Trust, Oxford, England
[6] Southern Univ Sci & Technol, Shenzhen, Peoples R China
[7] Univ Coll London Hosp NHS Fdn Trust, London, England
[8] Natl Ctr Appl Math, Shenzhen, Peoples R China
[9] Univ Liverpool, Liverpool, Merseyside, England
[10] Univ Southampton, Fac Environm & Life Sci, Sch Psychol, Southampton, Hants, England