TY  - RPRT
TI  - Ventilating tubes in the middle ear.
AU  - T Gundersen
AU  - F M Tonning
PY  - 1976
DO  - 10.1001/archotol.1976.00780090040002
UR  - https://pubmed.ncbi.nlm.nih.gov/1267702/
ID  - 1267702
ER  -