For citations:

Kondybayeva A., Kamenova S., Kuzhybayeva K., Ospanbekova D., Kenebayeva S., Saduakasova K., Zhanuzakov M. COGNITIVE IMPAIRMENT AND DEMENTIA IN PARKINSON'S DISEASE. Actual Problems of Theoretical and Clinical Medicine. 2025;(3):13-30. https://doi.org/10.64854/2790-1289-2025-49-3-01