Arterial oxygenation and acid-base status before and during oxygen supplementation in captive European bison (Bison bonasus) immobilized with etorphine-acepromazine-xylazine. - Gardoni N; Björck S; Morelli J; Evans AL; Barros DSB; Wiklund R; Græsli AR; Thiel A; Arnemo JM; Lian M (Frontiers in veterinary science, 2023)