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- 40707531100
Author(s): Holmgren, Lennart Title: *Hearing tests and hearing aids; a clinical and experimental study. Pagination: 162 p. 2 diagr. Place of Publication: Stockh. Publisher: Thule Date of Publication: 1939 Size: 8°. Reference Note: Also Suppl. 34, Acta otolar., 1939. Language: English Type of Resource: Dissertation Series/Volume/Page: Series 4/Volume 7/Page 753