Zhu, L., Huang, Y. ., Li, F., Ji, X., Liu, Y., Fu, S. ., Zhang, S. ., Deng, K., Mo, H., Tan, J., Zhang, J. . and Chen, H. (2022) “A retrospective study of pregnancy outcomes when intravenous immunoglobulin is used for the treatment of recurrent spontaneous miscarriages with subchorionic hematoma: Subchorionic hematoma is treated with immunoglobulin”, Placenta and Reproductive Medicine, 1. doi: 10.54844/prm.2022.0099.