Acta Orthop. 2019 Mar 25:1-9. doi: 10.1080/17453674.2019.1591081. [Epub ahead of print] Return to work after primary total hip arthroplasty: a nationwide cohort study. Laasik R1, Lankinen P2, Kivimäki M3,4,5, Aalto V3, Saltychev M6, Mäkelä K2, Vahtera J7. PMID: 30907679 DOI: 10.1080/17453674.2019.1591081 Copyright © 2018 Informa UK Limited https://www.ncbi.nlm.nih.gov/pubmed/30907679 https://www.tandfonline.com/doi/full/10.1080/17453674.2019.1591081