1. Program in Medical Ethics, University of California, San Francisco (UCSF), San Francisco, CA 94143, USA.
2. Department of Medicine, UCSF, San Francisco, CA 94143, USA.
3. The Eli and Edythe Broad Center for Regeneration Medicine and Stem Cell Research, UCSF, San Francisco, CA 94143, USA.
4. Department of Obstetrics, Gynecology, and Reproductive Sciences, UCSF, San Francisco, CA 94143, USA.
5. Department of Anatomy, UCSF, San Francisco, CA 94143, USA.
6. Office of the Dean of the School of Medicine, UCSF, San Francisco, CA 94143, USA.
7. Disability Rights California, Oakland, CA 94612, USA.
8. Program in Developmental and Stem Cell Biology, UCSF, San Francisco, CA 94143, USA.
9. University of California, Hastings College of the Law, San Francisco, CA 94102, USA.
10. Office of the Vice Chancellor for Research, UCSF, San Francisco, CA 94143, USA.
11. Human Research Protection Program, UCSF, San Francisco, CA 94143, USA.