1. Wolffenbuttel BHR, Wouters H, Heiner-Fokkema MR, van der Klauw MM. The Many Faces of Cobalamin (Vitamin B(12)) Deficiency. Mayo Clin Proc Innov Qual Outcomes 2019;3:200-14. [ DOI:10.1016/j.mayocpiqo.2019.03.002] 2. Kaptan K, Beyan C, Ural AU, Cetin T, Avcu F, Gülşen M, et al. Helicobacter pylori--is it a novel causative agent in Vitamin B12 deficiency? Arch Intern Med 2000;160:1349-53. [ DOI:10.1001/archinte.160.9.1349] 3. Rafique Z, Iftikhar F, Niazi AW, Mehboob M, Bhatti AR, Naz L. H Pylori Infection and Associated Vitamin B12 Deficiency. Biological and Clinical Sciences Research Journal 2024;2024:1370. [ DOI:10.54112/bcsrj.v2024i1.1370] 4. Azzouz Y, Abidi S, Chbicheb S. Retrospective cross-sectional study of 34 cases of pernicious anemia at Mohammed V Military Training Hospital, Morocco. Pan Afr Med J 2023;45:79. [ DOI:10.11604/pamj.2023.45.79.34204] 5. Kadhim G, Shikh M, Omar H, Ismail A. Vitamin B12 deficiency in Helicobacter pylori infected patients. Open Access Library Journal. 2018;5:1-4. [ DOI:10.4236/oalib.1104172] 6. Zohra FT, Syed Muhammad Irfan Ali, Uzma Khan, Fariya Naseeb. High Prevalence of Vitamin B12 Deficiency in Helicobacter Pylori-Positive Dyspeptic Patients: A Cross-Sectional Study from A Low-Income Setting. Front Med Health Res 2025;3:216-24. 7. Sayehmiri F, Darvishi Z, Sayehmiri K, Soroush S, Emaneini M, Zarrilli R, et al. A Systematic Review and Meta-Analysis Study to Investigate the Prevalence of Helicobacter pylori and the Sensitivity of its Diagnostic Methods in Iran. Iranian Red Crescent Medical Journal 2014;16:e12581. [ DOI:10.5812/ircmj.12581] 8. Mahdieh K, Mohammadreza T, Fatemeh A, Arghavan K, Safoora Sa'd A, Kimia J, et al. Seroprevalence of Helicobacter pylori in a population of 15 to 35 years old in Mashhad. Iranian J Microbiol 2024;16: 773-79. 9. Hojati SA, Kokabpeyk S, Yaghoubi S, Joukar F, Asgharnezhad M, Mansour-Ghanaei F. Helicobacter pylori infection in Iran: demographic, endoscopic and pathological factors. BMC Gastroenterol 2021;21:355. [ DOI:10.1186/s12876-021-01931-1] 10. Ali UA, Abbasi W, Huda NU. Vitamin B12 Deficiency among Cases of Helicobacter Pylori Gastritis: A Cross Sectional Study. Journal of Health and Rehabilitation Research 2024;4:553-56. [ DOI:10.61919/jhrr.v4i2.907] 11. Kadhim G, Maidin M, Omar H, Ismail A. Identification of Vitamin B12 Deficiency in Helicobacter pylori Infected Patients. J Bioengineer & Biomedical Sci. 2015;5:1000160. 12. Graham DY, Malaty HM, Evans DG, Evans DJ, Jr., Klein PD, Adam E. Epidemiology of Helicobacter pylori in an asymptomatic population in the United States. Effect of age, race, and socioeconomic status. Gastroenterology 1991;100:1495-501. [ DOI:10.1016/0016-5085(91)90644-Z] 13. Franceschi F, Zuccalà G, Roccarina D, Gasbarrini A. Clinical effects of Helicobacter pylori outside the stomach. Nat Rev Gastroenterol Hepatol 2014;11:234-42. [ DOI:10.1038/nrgastro.2013.243] 14. El Gayar NH, Awad AK, El Mesky MM, Deghady AM. Effect of Helicobacter Pylori Infection on Nutrition, Metabolism, Cognition, and Serum Vitamin B12 in the Elderly. NILES Journal for Geriatric and Gerontology 2022;5:234-48. [ DOI:10.21608/niles.2022.108632.1062] 15. Malfertheiner P, Megraud F, O'Morain CA, Gisbert JP, Kuipers EJ, Axon AT, et al. Management of Helicobacter pylori infection-the Maastricht V/Florence Consensus Report. Gut 2017;66:6-30. [ DOI:10.1136/gutjnl-2016-312288] 16. Suzuki H, Moayyedi P. Helicobacter pylori infection in functional dyspepsia. Nat Rev Gastroenterol Hepatol 2013;10:168-74. [ DOI:10.1038/nrgastro.2013.9] 17. Chey WD, Howden CW, Moss SF, Morgan DR, Greer KB, Grover S, et al. ACG Clinical Guideline: Treatment of Helicobacter pylori Infection. Am J Gastroenterol 2024;119:1730-53. [ DOI:10.14309/ajg.0000000000002968] 18. Sugano K, Tack J, Kuipers EJ, Graham DY, El-Omar EM, Miura S, et al. Kyoto global consensus report on Helicobacter pylori gastritis. Gut 2015;64:1353-67. [ DOI:10.1136/gutjnl-2015-309252] 19. Kuipers EJ, Uyterlinde AM, Peña AS, Roosendaal R, Pals G, Nelis GF, et al. Long-term sequelae of Helicobacter pylori gastritis. Lancet 1995;345:1525-28. [ DOI:10.1016/S0140-6736(95)91084-0] 20. Veerendra Patil AR, Hemachandra p. Relationship Between Helicobacter Pylori Infection and B12 Deficiency: A Case Control Study. Paripex - Indian Journal of Research 2024;13:111-13. 21. Jameel NH, Motib AS, Athab AM. Molecular detection of Helicobacter pylori and its association with vitamin B12 deficiency. Biochemical & Cellular Archives 2020;20:55-60. 22. Tükel N, Aliustaoğlu M. The Frequency of Vitamin B12 Deficiency in Patients with Helicobacter Pylori Infection and the Relationship Between Helicobacter Pylori and Vitamin B12 Deficiency. Eurasian Journal of Medical Advances 2024;4:85-89. [ DOI:10.14744/ejma.2024.40085] |
