N.X. Xudayberganova, R.Z. Hikmatullaev and Qimmatxon Nosirova Mamirjon qizi (2026) “Features of Extragastric Helicobacteriosis In School-Age Children”, American Journal Of Biomedical Science & Pharmaceutical Innovation, 6(06), pp. 6–10. doi: 10.37547/ajbspi/Volume06Issue06-02.