RT Journal Article SR Electronic T1 Fair go: pay research participants properly or not at all JF Journal of Medical Ethics JO J Med Ethics FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 837 OP 839 DO 10.1136/medethics-2020-107060 VO 46 IS 12 A1 Olivia Grimwade A1 Julian Savulescu A1 Alberto Giubilini A1 Justin Oakley A1 Anne-Marie Nussberger YR 2020 UL http://jme.bmj.com/content/46/12/837.abstract AB