This map has been published in the American Journal of Gastroenterology in 2020: “Incidence of celiac disease is increasing over time: A systematic review and meta-analysis” by authors James A. King, Jocelyn Jeong, Fox E. Underwood, Joshua Quan, Nicola Panaccione, Joseph W. Windsor, Stephanie Coward, Jennifer deBruyn, Paul E. Ronksley, Abdel Aziz Shaheen, Hude Quan, Jenny Godley, Sander Veldhuyzen van Zanten, Benjamin Lebwohl, Siew C. Ng, Jonas F. Ludvigsson, and Gilaad G. Kaplan.
Click here or the image above to open the interactive map in a new window. Click the countries to learn more. The black crisscrossed lines show areas where data were reported for in each country.