TY  - RPRT
TI  - The tooth root within the maxillary sinus.
AU  - J R Herd
PY  - 1974
DO  - 10.1111/j.1834-7819.1974.tb04306.x
UR  - https://pubmed.ncbi.nlm.nih.gov/4528069/
ID  - 4528069
ER  -