Annas, G. J., Arnold, B., Aroskar, M., Battin, P., Bartels, D., Beauchamp, T., … Cohen, C. (1990). Bioethicists' statement on the U.S. Supreme Court's Cruzan decision. The New England Journal of Medicine, 323(10), 686–687. https://doi.org/10.1056/nejm199009063231020

Annas, G. J., B. Arnold, M. Aroskar, P. Battin, D. Bartels, T. Beauchamp, D. Brock, A. Buchanan, A. Caplan, and C. Cohen. “Bioethicists' statement on the U.S. Supreme Court's Cruzan decision.” The New England Journal of Medicine 323, no. 10 (September 1990): 686–87. https://doi.org/10.1056/nejm199009063231020.

Annas GJ, Arnold B, Aroskar M, Battin P, Bartels D, Beauchamp T, et al. Bioethicists' statement on the U.S. Supreme Court's Cruzan decision. The New England journal of medicine. 1990 Sep;323(10):686–7.

Annas, G. J., et al. “Bioethicists' statement on the U.S. Supreme Court's Cruzan decision.” The New England Journal of Medicine, vol. 323, no. 10, Sept. 1990, pp. 686–87. Epmc, doi:10.1056/nejm199009063231020.

Annas GJ, Arnold B, Aroskar M, Battin P, Bartels D, Beauchamp T, Brock D, Buchanan A, Caplan A, Cohen C. Bioethicists' statement on the U.S. Supreme Court's Cruzan decision. The New England journal of medicine. 1990 Sep;323(10):686–687.