Tolonen, Sanna
Sievänen, Harri
Hirvensalo, Mirja
Laaksonen, Marika
Mikkilä, Vera
Pälve, Kristiina
Lehtimäki, Terho
Raitakari, Olli
Kähönen, Mika
Article History
Received: 31 August 2017
Accepted: 9 January 2018
First Online: 6 March 2018
Compliance with ethical standards
:
: None.