The method measuring the ovary weight of tat for detecting the bioactivity of HCG results lowervariation coefficient and greater reliability.
美英日三国药典规定使用的大鼠卵巢增重法组内组间变异系数最小,测定结果可靠性最大;
2
The men with a genetic tendency toward lower BDNF levels seemed to lose their ability to perform complicated tasks at almost double the rate of the men without the variation.