• CagA and VacA genotypes of Helicobacter pylori strains in Estonia and their resistance to antibioticsRoots, Kaisa; Truu, Liisa; Suurmaa, Külliki; Rüütmann, Anna Maria; Spuul, PirjoEHMSG - 35th International Workshop on Helicobacter & Microbiota in Inflammation & Cancer : accepted abstracts2022 / art. e735, p. 34 https://doi.org/10.26355/mhd_20229_735
• The origin and pathogenicity of Helicobacter pylori strains in EstoniaRoots, Kaisa; Truu, Liisa; Suurmaa, Külliki; Sarand, Inga; Spuul, PirjoEHMSG – 38th International Workshop on Helicobacter & Microbiota Study Group, Rome, Italy, sept. 11-13, 2025 : abstract book2025 / p. 67 https://www.microbiotajournal.com/wp-content/uploads/sites/7/2025/09/Book-Abstracts-2025-1.pdf http://doi.org/10.26355/mhd_20259_1347