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, (Dec. 2022). DOI:https://doi.org/10.54844/prm.2022.0099.