Childhood socioeconomic position and objectively measured physical capability levels in adulthood: a systematic review and meta-analysis. oleh Kate Birnie, Rachel Cooper, Richard M Martin, Diana Kuh, Avan Aihie Sayer, Beatriz E Alvarado, Antony Bayer, Kaare Christensen, Sung-il Cho, Cyrus Cooper, Janie Corley, Leone Craig, Ian J Deary, Panayotes Demakakos, Shah Ebrahim, John Gallacher, Alan J Gow, David Gunnell, Steven Haas, Tomas Hemmingsson, Hazel Inskip, Soong-nang Jang, Kenya Noronha, Merete Osler, Alberto Palloni, Finn Rasmussen, Brigitte Santos-Eggimann, Jacques Spagnoli, John Starr, Andrew Steptoe, Holly Syddall, Per Tynelius, David Weir, Lawrence J Whalley, Maria Victoria Zunzunegui, Yoav Ben-Shlomo, Rebecca Hardy, HALCyon study team