- Correspondence to Dr Anne Barnhill, Berman Institute of Bioethics, Baltimore MD, USA;
- Received June 28, 2017
- Revised February 27, 2018
- Accepted March 6, 2018
- First published April 21, 2018.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.