Lassenius, Mariann I.
Ahola, Aila J.
Harjutsalo, Valma
Forsblom, Carol
Groop, Per-Henrik
Lehto, Markku
Article History
Received: 30 June 2016
Accepted: 14 November 2016
First Online: 13 December 2016
Competing interests
: The authors declare no competing financial interests.