Abdullghani FM, Mousa HA-L. Correlation Of BCG Vaccination And COVID-19 Disease Through Measurement Of Immunological Markers IFN-Γ And Anti-BCG Igg In Different Age Groups Running Title: Correlation Between BCG Vaccination And COVID-19 Disease. SEEJPH [Internet]. 2024 Sep. 30 [cited 2025 Jul. 14];:156-9. Available from: https://seejph.com/index.php/seejph/article/view/1118