@misc{indiciaefa38d40b5bfc, title = {Ventilating tubes in the middle ear. Long-term observations.}, author = {T Gundersen and F M Tonning and K H Kveberg}, year = {1984}, doi = {10.1001/archotol.1984.00800380013004}, url = {https://pubmed.ncbi.nlm.nih.gov/6542349/}, note = {Source identifier: 6542349} }