"检查者用手以一定力量捏压腓肠肌"属于()
A.Gonda征
B.Gordon征
C.Chaddock征
D.Babinski征
E.Oppenheim征
参考答案:B
The sample of per square foot sales for 100 U. S. retailers in December 2004 is an example of:()
A. cross -sectional data.
B. unbiased data.
C. time -series data.
测量犬猫体温的主要部位是()
A、皮肤
B、口腔
C、腋下
D、耳根
E、直肠