Soroka, Ewelina, Dorota Adamczyk, Katarzyna Adamczyk, Urszula Fałkowska, and Marcin Olajossy. 2019. “Ketamine in Affective Disorders – Expectations and Limitations”. Journal of Education, Health and Sport 9 (7):240-50. https://apcz.umk.pl/JEHS/article/view/7126.