Ibsen C, Schiottz-Christensen B, Vinther Nielsen C, Horder M, et al. Assessment of functioning and disability in patients with low back pain - the low
back pain assessment tool. Part 2: field-testing. Disabil Rehabil 2021 May 3:1-9. doi: 10.1080/09638288.2021.1913649.
PMID: 33941030