DIN EN 61157 Berichtigung 1-2009
醫療診斷超聲波設備聲輸出的報告用標準方法.技術勘誤DIN EN 61157-2008-07
Standard means for the reporting of the acoustic output of medical diagnostic ultrasonic equipment (IEC 61157:2007); German version EN 61157:2007, Corrigendum to DIN EN 61157:2008-07