Correction: The longitudinal association between patient empowerment and patient-reported outcomes: What is the direction of effect?

by Mariela Acuña Mora, Carina Sparud-Lundin, Eva Fernlund, Shalan Fadl, Kalliopi Kazamia, Annika Rydberg, Åsa Burström, Katarina Hanseus, Philip Moons, Ewa-Lena Bratt