Research output per year
Research output per year
Personal profile
Research interests
I am interested in knowledge synthesis and methodology including systematic reviews, meta-analysis, guidelines development, evidence-based practice concepts, and "big data".
Clinical interests
Celiac disease, enteropathies, gastric intestinal metaplasia, pernicious anemia, autoimmune gastritis, eosinophilic gastrointestinal disorders, iron deficiency anemia, luminal gastrointestinal disorder
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Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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AGA Clinical Practice Guideline on Systemic Therapy for Hepatocellular Carcinoma
Su, G. L., Altayar, O., O'Shea, R., Shah, R., Estfan, B., Wenzell, C., Sultan, S. & Falck-Ytter, Y., Mar 2022, In: Gastroenterology. 162, 3, p. 920-934 15 p.Research output: Contribution to journal › Article › peer-review
Open Access53 Scopus citations -
AGA Technical Review on Systemic Therapies for Hepatocellular Carcinoma
Altayar, O., Shah, R., Chang, C. Y., Falck-Ytter, Y. & Muir, A. J., Mar 2022, In: Gastroenterology. 162, 3, p. 937-951 15 p.Research output: Contribution to journal › Article › peer-review
Open Access3 Scopus citations -
Systematic Review With Meta-analysis: Safety and Effectiveness of Combining Biologics and Small Molecules in Inflammatory Bowel Disease
Alayo, Q. A., Fenster, M., Altayar, O., Glassner, K. L., Llano, E., Clark-Snustad, K., Patel, A., Kwapisz, L., Yarur, A. J., Cohen, B. L., Ciorba, M. A., Thomas, D., Lee, S. D., Loftus, E. V., Fudman, D. I., Abraham, B. P., Colombel, J. F. & Deepak, P., Jan 1 2022, In: Crohn's and Colitis 360. 4, 1, otac002.Research output: Contribution to journal › Review article › peer-review
Open Access21 Scopus citations -
AGA Rapid Review and Guideline for SARS-CoV2 Testing and Endoscopy Post-Vaccination: 2021 Update
American Gastroenterological Association, Sep 2021, In: Gastroenterology. 161, 3, p. 1011-1029.e11Research output: Contribution to journal › Article › peer-review
Open Access20 Scopus citations -
Advancing the Science in Gastric Pre-Neoplasia: Study Design Considerations
Davitkov, P., Altayar, O., Shah, S. C., Gawron, A. J., Mustafa, R. A., Sultan, S. & Morgan, D. R., Feb 2020, In: Gastroenterology. 158, 3, p. 751-759 9 p.Research output: Contribution to journal › Article › peer-review
2 Scopus citations