D. Ayan, E. Ozmen, S. Ersan, I. . Sari, E. E. Ersan, and S. . Soylemez, “Decreased butyrylcholinesterase and oxytocin levels versus increased dopamine levels in advanced Alzheimer’s patients”, annalsmedres, vol. 29, no. 8, pp. 864–868, Aug. 2022.