. 2020 Spring;20(1):44–49. doi: 10.31486/toj.19.0085
©2020 by the author(s); Creative Commons Attribution License (CC BY)
©2020 by the author(s); licensee Ochsner Journal, Ochsner Clinic Foundation, New Orleans, LA. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (creativecommons.org/licenses/by/4.0/legalcode) that permits unrestricted use, distribution, and reproduction in any medium, provided the original author(s) and source are credited.
Figure.
Investigator commitments from US Food and Drug Administration Form 1572.