符合佝偻病激期改变的是（）
A.血钙正常或稍高
B.血磷正常
C.血钙、磷乘积小于30
D.碱性磷酸酶稍增高
E.长骨X线检查骨密度增高
参考答案：C
药品说明书上未收载的不良反应属于( )
A．可疑不良反应B．一般不良反应C．严重不良反应D．罕见不良反应E．新的不良反应
Which school rule is the boy breaking? [ ]
A. Don't run in the classroom
B. Don't talk with others in class
C. Don't eat in the classroom
D. Don't listen to music in class
