TY  - RPRT
TI  - Tissue-phantom ratios from percentage depth doses.
AU  - B E Bjärngard
AU  - T C Zhu
AU  - C Ceberg
PY  - 1996
DO  - 10.1118/1.597698
UR  - https://pubmed.ncbi.nlm.nih.gov/8724733/
ID  - 8724733
ER  -