- Correspondence to Dr Carlo Petrini, Bioethics Unit, Office of the President, Italian National Institute of Health (Istituto Superiore di Sanità), Via Giano della Bella 34, Rome I-00162, Italy;
- Received July 22, 2015
- Revised October 19, 2015
- Accepted November 11, 2015
- First published December 7, 2015.
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