Talal Shakhs Alghamdi, Tahir Ansari, Atif Ali Bashir, Mohammed Ali Batais, Mohammed Fahad Aldhahi, and Mohammed Ayed Alanazi, “Helicobacter Pylori infection among dyspepsia patients in suburbs of Riyadh, Saudi Arabia”, J Pak Med Assoc, pp. 1–12, Sep. 2020.