骨盆狭窄
The changes in CSRs was a gradual decrease in uterus with scar, narrow pelvic, pregnancy complications, and a distinct increase in pregnancy syndrome, abnormal labor, and social factors.
瘢痕子宫、骨盆狭窄、妊娠并发症使剖宫产率有下降的趋势,而妊娠合并症、产程异常、社会因素使剖宫产率有明显升高。
纳米英语 · 双语娱乐资讯
纳米英语 · 高考英语