Development and Application of the Owner-Bird Relationship Scale (OBRS) to Assess the Relation of Humans to Their Pet Birds - Burmeister, Anne-Kathrin; Drasch, Katrin; Rinder, Monika; Prechsl, Sebastian; Peschel, Andrea; Korbel, Rüdiger; Saam, Nicole Janine (Frontiers in Veterinary Science, 2020)