K. . Nowak, S. . Chiriboga, I. . Halczuk, and H. . Karakuła-Juchnowicz, “When should a psychiatrist remember to test homocysteine levels? – a literature review”, Curr Probl Psychiatry, vol. 22, no. 2, pp. 69–82, Sep. 2021, doi: 10.2478/cpp-2021-0006.