Islam, M.D.- ul et al. 2011. Urine-Based ELISA for the Detection of Helicobacter pylori IgG Antibody and Comparison with Other Invasive Methods. Bangladesh Journal of Medical Microbiology. 4, 1 (Aug. 2011), 14–17. DOI:https://doi.org/10.3329/bjmm.v4i1.8463.