[Risk factors and sonographic findings associated with the type of placenta accreta spectrum disorders].

Huijing Zhang, Ruochong Dou, Li Lin, Qianyun Wang, Beier Huang, Xianlan Zhao, Dunjin Chen, Yiling Ding, Hongjuan Ding, Shihong Cui, Weishe Zhang, Hong Xin, Weirong Gu, Yali Hu, Guifeng Ding, Hongbo Qi, Ling Fan, Yuyan Ma, Junli Lu, Yue Yang, L Lin, X C Luo, X H Zhang, S R Fan, H X Yang