Krams, Indrikis http://orcid.org/0000-0001-7150-4108
Trakimas, Giedrius http://orcid.org/0000-0001-6294-0194
Kecko, Sanita
Elferts, Didzis http://orcid.org/0000-0002-9401-1231
Krams, Ronalds
Luoto, Severi
Rantala, Markus J.
Mänd, Marika
Kuusik, Aare
Kekäläinen, Jukka
Jõers, Priit
Kortet, Raine
Krama, Tatjana
Article History
Received: 9 October 2017
Accepted: 15 May 2018
First Online: 5 June 2018
Competing Interests
: The authors declare no competing interests.