hearing_aid_guide_en.pdfWorld health organization issued hearing aid guide which we plan to use as guidelines for further bracelet development.Adobe Portable Document Format - 291.96 kB - 08/29/2017 at 08:04 |
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hearing_aid_guide_en.pdfWorld health organization issued hearing aid guide which we plan to use as guidelines for further bracelet development.Adobe Portable Document Format - 291.96 kB - 08/29/2017 at 08:04 |
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