Kazubek-Fuksiewicz, I. et al. 2026. STRAIN-SPECIFIC EFFECTS OF PROBIOTICS IN GASTROESOPHAGEAL REFLUX DISEASE: A COMPREHENSIVE REVIEW. International Journal of Innovative Technologies in Social Science. 2, 3(51) (Aug. 2026). DOI:https://doi.org/10.31435/ijitss.3(51).2026.6252.