Pugh, Robyn E, Linda Selvey, Mark Crome, and Mary Y Beers. “Onshore Catering Increases the Risk of Diarrhoeal Illness Amongst Cruise Ship Passengers”. Communicable Diseases Intelligence 25 (March 30, 2001): 15–17. Accessed April 8, 2026. https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/2619.