Silman AJ, Combescure C, Ferguson RJ, Graves SE, Paxton EW, Frampton C, et al. International variation in distribution of ASA class in patients undergoing total hip arthroplasty and its influence on mortality: data from an international consortium of arthroplasty registries. ActaO [Internet]. 2021 Mar. 1 [cited 2026 May 13];92(3):304–310. Available from: https://actaorthop.org/actao/article/view/1117