Longitudinal study of knee pain amongst workers in the Cultural and Psychosocial Influences on Disability (CUPID) study. - Ntani, G.; Felli, V. E.; Harari, F.; Barrero, L. H.; Rojas, M.; Serra, C.; Bonzini, M.; Merisalu, E.; Habib, R. R.; Sadeghian, F.; Wickremasinghe, A. R.; Matsudaira, K.; et al. (BMC Musculoskeletal Disorders, 2025)