Citation, DOI & article data
Bell, D., Murphy, A. Rem (unit). Reference article, Radiopaedia.org. (accessed on 04 Jul 2022) https://doi.org/10.53347/rID-58614
The rem (an acronym for roentgen equivalent man) was the cgs unit of effective dose and was officially replaced by the sievert many years ago.
One rem was a large quantity of radiation, and therefore for practical day to day use the millirem (mrem), representing one-thousandth of a rem, was usually employed.
History and etymology
It is named after Wilhelm Roentgen, the discoverer of x-rays.
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