TY  - RPRT
TI  - X-ray microbeam diffraction analyses on a tooth discolored by tetracycline.
AU  - E Nonomura
AU  - M Okamoto
AU  - S Sobue
AU  - Y Moriwaki
PY  - 1977
DO  - 10.1177/00220345770560041801
UR  - https://pubmed.ncbi.nlm.nih.gov/265979/
ID  - 265979
ER  -