Cross References:IEC 60544-2IEC 60544-4EN 60544-2EN 60544-4ICRU Report 33:1980ISO 11137ISO/ASTM 51702ISO/ASTM 51649ISO/ASTM 51818ISO/ASTM 51608ISO/ASTM 51607ISO/ASTM 51401ISO/ASTM 51205ISO/ASTM 51538ISO/ASTM 51631ISO/ASTM 51650ISO/ASTM 51276ISO/ASTM 51275ISO/ASTM 51540ISO/ASTM 51310ISO/ASTM 51956ICRU 80:2008DIN 6800ASTM E2628-09ASTM E1026ASTM E2304-03ISO 51707JCGM 200ASTM E 2303-03All current amendments available at time of purchase are included with the purchase of this document.