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Chinese
Exploration of Specialized Medical Alliance Based on Hierarchical Diagnosis and Treatment in the Project of Joint Prenatal Examinations
CHEN Xudong，SUN Qian，WANG Xin
Chinese General Practice . 2019, (
16
): 1927 -1930 . DOI: 10.12114/j.issn.1007-9572.2019.00.233
