@article{karp2004-14718220,
  author  = {Karp, A. and Kåreholt, I. and Qiu, C. and Bellander, T. and Winblad, B. and Fratiglioni, L.},
  title   = {{Relation of education and occupation-based socioeconomic status to incident Alzheimer's disease}},
  journal = {American journal of epidemiology},
  year    = {2004},
  doi     = {10.1093/aje/kwh018},
  pmid    = {14718220},
  url     = {https://doi.org/10.1093/aje/kwh018}
}