Chan Emily Y Y, Wright Katharine, Parker Michael
JC School of Public Health and Primary Care, Chinese University of Hong Kong, Prince of Wales Hospital, Shatin, Hong Kong, China.
Nuffield Council on Bioethics, London, UK.
Lancet. 2019 Jan 12;393(10167):112-113. doi: 10.1016/S0140-6736(18)33126-X.