Yang [11] also found no difference between pregnant SARS-Cov-2-positive and negative patients during the prenatal and postpartum period, as regards the count of white blood cells, neutrophils, and lymphocytes, the ratio of neutrophils to lymphocytes, and the level of C-reactive protein between the confirmed COVID-19 group and the control group, during the prenatal and postpartum period. Here, CRP is linked to COVID-19.