@misc{indiciae712cd150a9f0, title = {[Study on middle ear ventilation using positional tympanometry--post mastoidectomy ear].}, author = {H Ebihara}, year = {1995}, doi = {10.3950/jibiinkoka.98.1887}, url = {https://pubmed.ncbi.nlm.nih.gov/8551378/}, note = {Source identifier: 8551378} }