and is used to reduce the wearer’s risk of inhaling hazardous airborne particles (including dust particles and infectious agents), gases, or vapors. Respirators are certified by the CDC/NIOSH, including those intended for...
and is used to reduce the wearer’s risk of inhaling hazardous airborne particles (including dust particles and infectious agents), gases, or vapors. Respirators are certified by the CDC/NIOSH, including those intended for use in healthcare. ...
(NCHS),公共卫生信息学中心(NCPHI),卫生网络中心(NCHM);先天缺陷与发育残疾中心(NCBDDD),慢性病预防与增进健康中心(NCCDPHP),基因组学与预防疾病办公室;传染病中心(NCID),国家免疫接种处(NIP),艾滋病,性传播疾病与结核预防中心;全球健康协作办公室,备战恐怖状态与应急反应协调办公室,职业安全与健康研究所(NIOSH)...