A plant genus of the family Hamamelidaceae, order Hamamelidales. It is known for the astringent (ASTRINGENTS) extract of leaves and bark used in over the ...
Measurement of radioactivity in the entire human body.
Drugs that can be sold legally without a prescription.
The measurement of radiation by photography, as in x-ray film and film badge, by Geiger-Mueller tube, and by SCINTILLATION COUNTING.
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