- Correspondence to Mirjam A de Vos, Section of Medical Ethics, Division of Public Health & Epidemiology, Academic Medical Centre, Meibergdreef 9, Amsterdam 1100 DD, The Netherlands;
- Received November 5, 2013
- Revised April 4, 2014
- Accepted May 20, 2014
- First published June 10, 2014.
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