The Predictive Value of β-hCG in Early Diagnosis of Pregnancy after IVF-ET
The Predictive Value of β-hCG in Early Diagnosis of Pregnancy after IVF-ET
血β-hCG对体外受精-胚胎移植后妊娠早期诊断的预测价值
The Predictive Value of β-hCG in Early Diagnosis of Pregnancy after IVF-ET
血β-hCG对体外受精-胚胎移植后妊娠早期诊断的预测价值