Methods The abnormal intrapartum FHR tracing patterns of 90 cases were compared with 90 cases with normal ones from July 2002 to March 2003.

 
  • 方法回顾分析2002年7月至2003年3月90例产时胎心监护图形异常的病例(观察组)和同期90例产时胎心监护图形正常的病例(对照组)的临床资料。
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