[1] Univ Oxford, Oxford UCL Ctr Adv Sustainable Med Innovat, Oxford, England
[2] Univ Oxford, Nuffield Dept Orthopaed Rheumatol & Musculoskelet, Oxford, England
[3] Harvard Stem Cell Inst, Cambridge, MA USA
[4] Oxford Biomed Res Ctr, Haematomol Diagnost Ctr, Oxford, England