Zhao, Y., Zhou, P., Tang, X., Zhu, W., Liu, W., Zhou, J., Wang, J., Luo, Y., Zhang, J., Yang, L., Xu, Y. (2025). Short-term simulation training course improves basic obstetric ultrasound operational skills of residents: A multi-center study. PLoS ONE. https://doi.org/10.1371/journal.pone.0328122