TY  - RPRT
TI  - Image-guided sinus surgery: lessons learned from the first 1000 cases.
AU  - Ralph Metson
PY  - 2003
DO  - 10.1067/mhn.2003.40
UR  - https://pubmed.ncbi.nlm.nih.gov/12574752/
ID  - 12574752
ER  -