Prognostic indicators for poor outcomes in low back pain patients consulted in primary care.
Eduardo Brazete CruzHelena CanhãoRita FernandesCarmen CaeiroJaime C BrancoAna M RodriguesFernando Pimentel-SantosLuís A GomesSofia PaivaIsabel PintoRubina MonizCarla NunesPublished in: PloS one (2020)
Current Controlled Trials NCT04046874 (August 6, 2019). Retrospectively registered.