TY  - RPRT
TI  - Abnormal eustachian valve.
AU  - G Niwayama
AU  - V V Vadakan
PY  - 1971
DO  - 10.1620/tjem.104.263
UR  - https://pubmed.ncbi.nlm.nih.gov/5093549/
ID  - 5093549
ER  -