Chen et al. (2020) China  Retrospective/Zhongnan Hospital of Wuhan University, Wuhan  9/26–34/female  Clinical records, laboratory results, CT scans  Amniotic fluid, cord blood, and neonatal throat swab, breastmilk samples  Pregnant women with laboratory‐confirmed COVID‐19 pneumonia and caesarean section in their third trimester/a history of epidemiological exposure to COVID‐19  Blood: