TY  - RPRT
TI  - Densitometric evaluation at quantitative microradiography.
AU  - B Lindström
AU  - B Philipson
PY  - 1969
DO  - 10.1007/bf00309863
UR  - https://pubmed.ncbi.nlm.nih.gov/5363019/
ID  - 5363019
ER  -