Betz, Ulrich, Laura Langanki, Florian Heid, Jan Spielberger, Lukas Schollenberger, Kai Kronfeld, Matthias Büttner, et al. “The PROMISE Study Protocol: A Multicenter Prospective Study of Process Optimization With Interdisciplinary and Cross-Sectoral Care for German Patients Receiving Hip and Knee Endoprostheses”. Acta Orthopaedica 92, no. 2 (December 10, 2020): 156–162. Accessed July 27, 2024. https://actaorthop.org/actao/article/view/2023.