Does the ICF core set for low back pain cover the patients' problems? ...with a Norwegian population

Bautz-Holter E, Sveen U, Cieza A, Geyh S, Røe C.
Does the International Classification of Functioning, Disability and Health (ICF) core set for low back pain cover the patients' problems? A cross-sectional content-validity study with a Norwegian population.
Eur J Phys Rehabil Med. 2008 Dec;44(4):387-97. Abstract