J. Simonsson, E. Bülow, K. Svensson Malchau, F. Nyberg, U. Berg, and O. Rolfson, “Worse patient-reported outcomes and higher risk of reoperation and adverse events after total hip replacement in patients with opioid use in the year before surgery: a Swedish register-based study on 80,483 patients”, ActaO, vol. 93, pp. 190–197, Jan. 2022.