TY - JOUR AU - Guo, Peng AU - Wu, Yuli AU - Yuan, Xiaoting AU - Wan, Zhenfa PY - 2021 TI - Clinical diagnostic value and analysis of MRI combined with ultrasound in prenatal pernicious placenta previa with placenta accreta JF - Annals of Palliative Medicine; Vol 10, No 6 (June 28, 2021): Annals of Palliative Medicine Y2 - 2021 KW - N2 - UR - https://apm.amegroups.org/article/view/72849