TY  - RPRT
TI  - Barium outlining the maxillary sinus.
AU  - J R Sunukjian
AU  - V E DiFabio
PY  - 1979
DO  - 10.1016/0030-4220(79)90021-5
UR  - https://pubmed.ncbi.nlm.nih.gov/289936/
ID  - 289936
ER  -