FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Methods to determine the ATTENUATION RATIO
5 Determination of ATTENUATION properties
6 Statement of compliance
Annex A (informative) - Tables of ATTENUATION RATIOS,
BUILD-UP FACTORS and first HALFVALUE LAYERS
Bibliography
Index of defined terms used in this International Standard
Annex ZA (normative) - Normative references to international
publications with their corresponding
European publications