Aatto Sonninen information

Aatto Albanus Sonninen
Aatto Albanus Sonninen
Born	24 December 1922; Siilinjärvi, Finland
Died	31 March 2009 (aged 86); Jyväskylä, Finland
Alma mater	University of Helsinki, Medical School 1945–1950
	Scientific career
Fields	Phoniatrics
Institutions	Helsinki University Hospital 1957–64,; Central Hospital of Finland in Jyväskylä 1964–85,; University of Jyväskylä 1968–85,; Sibelius Academy 1990–95
Thesis	The role of the external laryngeal muscles in length-adjustment of the vocal cords in singing (1956)

Aatto Albanus Sonninen (24 December 1922^[1] – 31 March 2009^[2]) was a Finnish physician and speech and language pathologist known for his work in phoniatrics and logopedics.^[2]^[3]^[4]

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Aatto Albanus Sonninen
Born	(1922-12-24)24 December 1922 Siilinjärvi, Finland
Died	31 March 2009(2009-03-31) (aged 86) Jyväskylä, Finland
Alma mater	University of Helsinki, Medical School 1945–1950
Scientific career
Fields	Phoniatrics
Institutions	Helsinki University Hospital 1957–64, Central Hospital of Finland in Jyväskylä 1964–85, University of Jyväskylä 1968–85, Sibelius Academy 1990–95
Thesis	The role of the external laryngeal muscles in length-adjustment of the vocal cords in singing (1956)