I had a bad cold. The doctor asked me ______ in bed for a good rest.

A．staying

B．stays

C．stay

D．to stay

下列哪项不属于医源性疾病的范围

A．医院内感染

B．药物不良反应

C．意外中毒

D．药源性疾病

E．药物引起的营养性疾病