title: Radiation quantities and units--understanding the sievert.
abstract: International recommendations for changes to the SI brochure regarding the definition and use of the quantity dose equivalent are presented. The second part of this note is a simple explanation of the difference between a radiation quantity and its unit.
authors.affiliation: Ionizing Radiation Section, BIPM, Pavillon de Breteuil, 92312 Sevres cedex, France. allisy-roberts@bipm.org
authors.forename: P J
authors.initials: PJ
authors.lastname: Allisy-Roberts
mesh_terms: D007394:International System of Units; D055585:Physical Phenomena; D010825:Physics; D011829:Radiation Dosage; D011839:Radiation, Ionizing