Anna Bryczkowska, et al. “COMPARISON OF RAPID UREASE TEST WITH IMMUNOHISTOCHEMICAL EXAMINATION OF GASTRIC MUCOSA SPECIMEN IN THE DIAGNOSTICS OF HELICOBACTER PYLORI INFECTION AMONG OUTPATIENTS”. Polish Journal of Natural Sciences, vol. 40, no. 3, Dec. 2025, pp. 181-90, doi:10.31648/pjns.11956.