RT Journal Article SR Electronic T1 Great escape: how infectious SARS-CoV-2 avoids inactivation by gastric acidity and intestinal bile JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 808 OP 810 DO 10.1136/gutjnl-2021-326624 VO 72 IS 4 A1 Malak A Esseili YR 2023 UL http://gut.bmj.com/content/72/4/808.abstract AB