Conclusions It is of great value to improve the confirmation of the pregnant rat gestation and accuracy of the date of production by palpation and observation combined with computation method.

 
  • 结论在推算法的前提下,结合触诊法、观察法进行综合判断,对提高孕鼠妊娠期的确定和分娩时间的准确性有重要的价值。
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