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Koski, Katja

Katja is a speech therapist specializing in speech motor skills who helps children and adults get rid of slurred speech. She is the founder and CEO of Äännekoulu.fi....

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Helminen, Eija

Eija Helminen is a TalkTools® Level 4 Advanced OPT™ Specialist....

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Helminen, Hanna

Hanna Helminen is a TalkTools® Level 4 Advanced OPT™ Specialist....

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Ala-Sorvari, Marjaana

Marjaana Ala-Sorvari is a TalkTools® Level 3 OPT™ Specialist....

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