Whole Body Dose Rate : Radiation level measured at a point 30 cm (~ 1 foot) from the source of radiation or from any surface through which radiation emanates
Jefferson Lab, Radiation Worker Glossary, Newport News, VA, USA 2007. http://www.jlab.org/div_dept/train/rad_guide/gloss ary.html, (Rad Sfty, Prot and Cont - Amer) {1005}