Submitted on: 12 April 2007.
Revised on: 13 July 2007.
Accepted on: 27 August 2007.
___________________FOLIA PHONIATRICA ET LOGOPAEDICA
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Submitted on: 01 May 1999.
Revised on: 22 May 1999.
Accepted on: 10 July 1999.
___________________FOLIA PHONIATRICA ET LOGOPAEDICA
Submitted on: 25 August 2014.
Revised on: 19 October 2014.
Accepted on: 30 October 2014.
___________________FOLIA PHONIATRICA ET LOGOPAEDICA
Submitted on: 13 May 2001.
Revised on: 12 June 2001.
Accepted on: 10 August 2001.
___________________FOLIA PHONIATRICA ET LOGOPAEDICA