By Björck Gunnar   Hertegård Stellan   in Logopedics Phoniatrics Vocology

ISSN:1401-5439|24|3|127-131

Informa Healthcare‎(1999)‎

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By Lindestad Per-Åke   Hertegård Stellan   Björck Gunnar   in Logopedics Phoniatrics Vocology

ISSN:1401-5439|29|3|128-134

Informa Healthcare‎(2004)‎

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