Izdihar Nsaif Ali, and Nadia Saddam Fahad. “Relationship Between Serum Zinc Level With Immunoglobulin a Plasma Level in Pregnant COVID-19 Patients”. INTERNATIONAL JOURNAL OF HEALTH SYSTEMS AND MEDICAL SCIENCES 2, no. 11 (November 29, 2023): 307–313. Accessed November 23, 2024. https://inter-publishing.com/index.php/IJHSMS/article/view/2991.