Wagner, C, Gaab, J, Locher, C & Hediger, K 2021, ' Lack of Effects of the Presence of a Dog on Pain Perception in Healthy Participants : A Randomized Controlled Trial ', Frontiers in Pain Research, vol. 2, 714469 . https://doi.org/10.3389/fpain.2021.714469 Frontiers in Pain Research, 2:714469. Frontiers Media S.A.