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APA Citation
An, P., Wang, Y., Zhou, S. F., Xie, M. Y., Gan, L., He, Q. Y., Zeng, H., & Yuan, W. (2021). new teaching method for prenatal diagnosis of congenital heart disease: vascular and tracheal model. Ultrasound in obstetrics & gynecology, 58, 139–141. http://access.bl.uk/ark:/81055/vdc_100133935426.0x00002b