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  Á¶È«Áß(2002-12-30 22:57:59, Hit : 12940, Vote : 3608
 http://chohongjoong.com
 ¼øÀ½ û·Â°Ë»ç(pure-tone audiometry)

¼øÀ½ û·Â°Ë»ç(pure-tone audiometry)

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¡â ¾îÀ½ û·Â°Ë»ç(speech audiometry)
¡ä û°¢Àå¾Ö(hearing impairment)

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