25 词条主页 > 词条 > 拉丁美洲西班牙语 (XL) > dosificación letal mediana
dosificación letal mediana
The amount of a single dose of a solid or liquid substance required to kill 50% of the tested population. It is usually expressed in mg/kg (milligram of material per kilogram of body weight) and is used for all routes of exposure other than inhalation. Compare "lethal concentration 50".
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busto
A sculpted or painted portrait that comprises the head, shoulders and upper arms of the subject.
