- Correspondence to Dr Daniel Patrone, Union Graduate College–Mt Sinai School of Medicine Bioethics Program, Philosophy Department, Union College, 80 Nott Terrace, Schenectady, NY 13847, USA;
- Received January 4, 2010
- Revised March 27, 2010
- Accepted March 31, 2010
- First published July 6, 2010.
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