TY - Journal of Shanghai Jiao Tong University (Medical Science) A1 - LIN Yi T1 - Current situation, problems and directions of high-risk pregnancy research in China Y1 - 2022-04-28 00:00:00.0 JF - Journal of Shanghai Jiao Tong University (Medical Science) JO - Journal of Shanghai Jiao Tong University (Medical Science) SP - 403 EP - 408 VL - 42 IS - 4 UR - {https://xuebao.shsmu.edu.cn/EN/10.3969/j.issn.1674-8115.2022.04.001} N1 - 10.3969/j.issn.1674-8115.2022.04.001 ER -