High Levels of IgA Antibodies to Helicobacter Pylori among Omani Women during Pregnancy and after Delivery. - Al-Balushi MS; Said EA; Hasson SS; Al-Busaidi JZ; Al-Reesi I; Idris M; Al-Ghafri W; Al-Kalbani M; Al-Jabri AA (Iranian journal of immunology : IJI, 2016)