| Epidemiology of Helicobacter pylori infection O Sjomina, J Pavlova, Y Niv, M Leja Helicobacter 23, e12514, 2018 | 214 | 2018 |
| Epidemiology of O Sjomina, J Pavlova, Y Niv, M Leja Helicobacter pylori, 6-11, 2018 | 45 | 2018 |
| Helicobacter pylori infection and nonmalignant diseases O Sjomina, F Heluwaert, D Moussata, M Leja Helicobacter 22, e12408, 2017 | 35 | 2017 |
| Clinicopathological characteristics of Epstein-Barr virus-positive gastric cancer in Latvia E Gasenko, S Isajevs, MC Camargo, GJA Offerhaus, I Polaka, ML Gulley, ... European journal of gastroenterology & hepatology 31 (11), 1328-1333, 2019 | 22 | 2019 |
| Pepsinogen test for the evaluation of precancerous changes in gastric mucosa: a population-based study O Sjomina, J Pavlova, I Daugule, P Janovic, I Kikuste, A Vanags, ... J Gastrointestin Liver Dis 27 (1), 11-17, 2018 | 16 | 2018 |
| Young GI societies in Europe: 2019 update H Heinrich, I Rodríguez‐Lago, R Nakov, V Skuja, P Acedo, U Nitsche, ... UEG Journal 8 (2), 227-232, 2020 | 10 | 2020 |
| Assessing the utility of pepsinogens and gastrin-17 in gastric cancer detection E Gašenko, I Bogdanova, O Sjomina, I Aleksandraviča, A Kiršners, ... European Journal of Cancer Prevention 32 (5), 478-484, 2023 | 7 | 2023 |
| Assessment of serum pepsinogens with and without co-testing with gastrin-17 in gastric cancer risk assessment—Results from the GISTAR pilot study C Robles, D Rudzite, I Polaka, O Sjomina, L Tzivian, I Kikuste, I Tolmanis, ... Diagnostics 12 (7), 1746, 2022 | 7 | 2022 |
| Randomised clinical trial: comparison of efficacy and adverse effects of a standard triple clarithromycin-containing regimen with high-dose amoxicillin and bismuth therapy in … O Sjomina, A Lielause, A Rūdule, R Vangravs, S Paršutins, I Poļaka, ... European Journal of Cancer Prevention 31 (4), 333-338, 2022 | 6 | 2022 |
| Clarithromycin-containing triple therapy for Helicobacter pylori eradication is inducing increased long-term resistant bacteria communities in the gut O Sjomina, R Vangravs, E Ļeonova, I Poļaka, D Pūpola, K Čivkulis, ... Gut 73 (7), 1214-1215, 2024 | 4 | 2024 |
| Is pepsinogen screening in general Caucasian population justified: results from a cross-sectional population study in Latvia O Sjomina, J Pavlova, P Janovic, I Kikuste, A Vanags, I Tolmanis, I Polaka, ... Helicobacter 21, 89-89, 2016 | 2 | 2016 |
| Randomised clinical trial: efficacy and safety of H. pylori eradication treatment with and without Saccharomyces boulardii supplementation O Sjomina, I Poļaka, J Suhorukova, R Vangravs, S Paršutins, V Knaze, ... European Journal of Cancer Prevention 33 (3), 217-222, 2024 | | 2024 |
| Effect of smoking on serum pepsinogen values modified by the presence of Helicobacter pylori D Razuka-Ebela, I Polaka, S Parshutin, I Ebela, I Daugule, D Santare, ... EUROPEAN JOURNAL OF CLINICAL INVESTIGATION 52, 2022 | | 2022 |
| The comparison of side effects and effectiveness of standard triple therapy with clarithromycin and alternative high-dose amoxicillin/bismuth therapy in eradication of H. pylori A Lielause, O Sjomina, A Rudule, J Priedola, D Pupola, R Vangravs, ... HELICOBACTER 25, 33-33, 2020 | | 2020 |
| The comparison of effectiveness of standard triple therapy and high-dose amoxicillin/bismuth therapy in eradication of H. pylori O Sjomina, A Lielause, A Rudule, E Martinsone, D Pupola, R Vangravs, ... HELICOBACTER 24, 2019 | | 2019 |
| Precancerous lesions surveillance and H. pylori infection prevalence changes Z Dzerve, I Kikuste, O Sjomina, I Tolmanis, A Kirsners, A Vanags, I Gulbe, ... HELICOBACTER 23, 2018 | | 2018 |
| Case report: High-volumetric atypical hemihepatectomy in patient with colorectal cancer with extensive metastatic O Sjomina, J Pavlova, E Gashenko, N Vorobjova, A Sivins | | 2017 |
| Characteristics of Epstein-Barr virus-positive gastric cancer in Latvia E Gasenko, S Isajevs, M Camargo, I Polaka, J Offerhaus, M Gulley, ... HELICOBACTER 22, 2017 | | 2017 |
| GastroPanel performance in Caucasian patients with gastric cancer J Pavlova, O Sjomina, E Gasenko, G Ancancs, A Sivins, I Kikuste, ... HELICOBACTER 22, 2017 | | 2017 |
| Dynamics of pepsinogen values in an average-risk Caucasian population within a median 3.5 year follow-up period J Pavlova, O Sjomina, P Janovic, I Kikuste, A Vanags, I Tolmanis, ... HELICOBACTER 21, 123-123, 2016 | | 2016 |
