下列属于未病先防的是()
A.调摄精神
B.先安未受邪之地
C.早期诊治
D.起居有节
E.药物预防
参考答案:A, D, E
While a number of villagers in Shangcheng, Henan Province a kind of disease caused by the biting of a certain worm, very suffered death.
A.picked up, few
B.took up, few
C.brought up, a few
D.picked up, a few
试述医学装备质量管理的必要性。