1. Castaneda D, Gonzalez AJ, Alomari M, Tandon K, Zervos XB. From hepatitis A to E: a critical review of viral hepatitis. World J Gastroenterol. 2021;27(16):1691–715.
2. European Centre for Disease Prevention and Control. Epidemiological update: Hepatitis A outbreak in the EU/EEA mostly affecting men who have sex with men, September 2018. https://www.ecdc.europa.eu/en/news-events/epidemiological-update-hepatitis-outbreak-eueea-mostly-affecting-men-who-have-sex-men-2 Accessed 8 May 2020.
3. Centers for Disease Control. Widespread person-to-person outbreaks of hepatitis A across the United States, April 2021. Widespread outbreaks of hepatitis A across the U.S. CDC. Accessed 10 May 2021.
4. U.S. Food & Drug Administration. Retail Food Protection: Employee Health and Personal Hygiene Handbook, April 2018. https://www.fda.gov/food/retail-food-industryregulatory-assistance-training/retail-food-protection-employee-health-and-personal-hygiene-handbook. Accessed 8 May 2020.
5. World Health Organization. World Health Organization Code of Ethics and Professional Conduct, April 2017. Ethical principles (who.int). Accessed 12 May 2021.