TY  - RPRT
TI  - Superior mediastinal exposure.
AU  - J M Loré
AU  - N J Szymula
PY  - 1980
DO  - 10.1001/archotol.1980.00790250008002
UR  - https://pubmed.ncbi.nlm.nih.gov/7352898/
ID  - 7352898
ER  -