. "The Study of Platelet-to-Lymphocyte Ratio and Neutrophil-to-Lymphocyte Ratio Change in Pregnant Women with Preterm Premature Rupture of Membranes and Threatened Preterm Laboure". Al-Azhar University Journal of Virus Researches and Studies, 5, 1, 2023, 87-95. doi: 10.21608/aujv.2023.296466