By Lehto Laura   Aaltonen Leena-Maija   Rihkanen Heikki   in European Archives of Oto-Rhino-Laryngology

ISSN:0937-4477|264|7|777-782

Springer Publishing Company ‎(2007)‎

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By Lehto Laura   Laaksonen Laura   Vilkman Erkki   Alku Paavo   in Logopedics Phoniatrics Vocology

ISSN:1401-5439|31|4|147-152

Informa Healthcare‎(2006)‎

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By Lehto Laura   Alku Paavo   Bäckström Tom   Vilkman Erkki   in Logopedics Phoniatrics Vocology

ISSN:1401-5439|30|1|14-27

Informa Healthcare‎(2005)‎

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By Bäckström Tom   Lehto Laura   Alku Paavo   Vilkman Erkki   in Logopedics Phoniatrics Vocology

ISSN:1401-5439|28|3|101-108

Informa Healthcare‎(2003)‎

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