Clinical Value of Soluble Fms-like Tyrosine Kinase-1，Placental Growth Factor，25-hydroxyvitamin D，D-dimer，von Willebrand Factor，P-selectin for the Risk Assessment of Preeclampsia during the First Trimester of Pregnancy

HE Xue-yi;WANG Chen-hong

Journal of International Obstetrics and Gynecology . 2016, (3): 308 -311 .