Volume 9, Issue 3, March 2020, Pages 96-107
Solbjørg Makalani Myrtveit Sæther; Torhild Heggestad; John-Helge Heimdal; Magne Myrtveit
Volume 5, Issue 6, June 2016, Pages 373-378
Jurgita Januleviciute Gangstøe; Torhild Heggestad; Ole Frithjof Norheim