临床上对颞颌关节脱位的确诊哪一项是不必要的()
A.有典型病史
B.下颏骨下垂向前突出
C.口半开
D.耳屏前触及明显凹陷
E.X线摄片
参考答案:E
胰岛素剂量过大()
A.低血糖反应
B.妊娠后期糖尿病
C.酮症酸中毒
D.2型糖尿病
E.血管神经性水肿
() is software to manage the relationship and communication between customers and suppliers.
A.CRM
B.MRP
C.ERP
D.SCM