...The minimum lethal dosage (M... 
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...The dosage should depend on the potency of theserum, serum of a high potency naturally being most desirable...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...True, the antidotewas but a temporary one, and mixed with it for administration was afurther dosage of the poison itself...
Various 「Astounding Stories of Super-Science July 1930」
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