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PubMed
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History
- Accepted June 8, 2021
- Published online July 27, 2021.
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Copyright & Usage
© American Federation for Medical Research 2021. No commercial re-use. See rights and permissions. Published by BMJ. This article is made freely available for use in accordance with BMJ’s website terms and conditions for the duration of the covid-19 pandemic or until otherwise determined by BMJ. You may use, download and print the article for any lawful, non-commercial purpose (including text and data mining) provided that all copyright notices and trade marks are retained.https://bmj.com/coronavirus/usage
Author Information
- Correspondence to Dr Craig Lammert, Gastroenterology and Hepatology, Indiana University School of Medicine, Indianapolis, IN 46202, USA; clammert{at}iu.edu