Jerome A. Singh is at the Centre for the AIDS Programme of Research in South Africa
and the Howard College School of Law, University of KwaZulu–Natal, Durban, South Africa,
and the University of Toronto Joint Centre for Bioethics, Toronto, Ontario, Canada.
Edward J. Mills is at the Centre for International Human Rights Law, University of
Oxford, United Kingdom, and the Department of Clinical Epidemiology and Biostatistics,
McMaster University, Hamilton, Ontario, Canada.
Competing Interests: The authors declare that they have no competing interests.