SS-ISO-1999 Complete Document History
Acoustics - Estimation of noise-induced hearing loss (ISO 1999:2013, IDT)

Complete Current Edition:
   2014 EDITION - ENGLISH LANGUAGE EDITION - Nov. 27, 2014

Obsolete Revision Information:
   1995 EDITION ANNEX 1 - ENGLISH LANGUAGE EDITION - Jan. 9, 2006
   EDITION 1 - ENGLISH LANGUAGE EDITION - March 17, 1995