Figure 2 (IMAGE) Impact Journals LLC Caption Frequency of elevated CEA according to disease status of SCCA. Credit Correspondence to - Van K. Morris - vkmorris@mdanderson.org Usage Restrictions Copyright: © 2021 Hester et al. This is an open access article distributed under the terms of the Creative Commons Attribution License (CC BY 3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.