@article{Iguacel:166039,
      author        = "Iguacel, Isabel and Huybrechts, Inge and Moreno, Luis A
                       and Michels, Nathalie",
      title         = "{Vegetarianism and veganism compared with mental health
                       and cognitive outcomes: a systematic review and
                       meta-analysis}",
      year          = "2021",
}