Gjerustad C, von Soest T. Socioeconomic status, achieving occupational aspirations and sickness absence: A population based longitudinal study of Norwegian youths. Nor J Epidemiol [Internet]. 2011Mar.7 [cited 2024Apr.29];20(1). Available from: https://www.ntnu.no/ojs/index.php/norepid/article/view/1298