PLoS ONE, 17(12):e0279606. PUBLIC LIBRARY SCIENCE PLoS One, 17 Thijssen, M, Timmerman, L, Koning, N J, Rinia, M, van Dijk, J F M, Cheuk-Alam, J, Olthof, K, Rekker, S, Steegers, M A H & van Boekel, R L M 2022, ' Multimodal analgesia practices for knee and hip arthroplasties in the Netherlands. A prospective observational study from the PAIN OUT registry ', PLoS ONE, vol. 17, no. 12, e0279606 . https://doi.org/10.1371/journal.pone.0279606 PLoS One, 17, 12 PLoS ONE, 17(12):e0279606. Public Library of Science PLoS ONE, 17(12 December):e0279606. Public Library of Science