Pänkäläinen, Mikko http://orcid.org/0000-0002-8340-0928
Fogelholm, Mikael
Valve, Raisa
Kampman, Olli
Kauppi, Markku
Lappalainen, Erja
Hintikka, Jukka
Article History
Received: 30 December 2017
Accepted: 1 October 2018
First Online: 15 October 2018
Ethics approval and consent to participate
: The cohort study was approved in 2002 by the Ethics Committee of Päijät-Häme Central Hospital, which is located in the city of Lahti, and this extension study was approved in 2013 by the Ethics Committee of Pirkanmaa Hospital District (R12013). Written informed consent was requested and obtained from all cohort participants in 2002.
: Not applicable.
: The authors declare that they have no competing interests.
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