@article{Ramos:75988,
      author        = "Ramos, A. and Vergara, M. and Melcarne, L. and Sicilia, B.
                       and Gomollon, F. and Calvet, X.",
      title         = "{Validation of a self-reported work disability
                       questionnaire for ulcerative colitis}",
      year          = "2018",
}