IoT-Powered Mental Healthcare: Sleep State Analyzing and Monitoring Based on EEG Signals. - Cong Thuan Do; Nguyen Duy Khai; Tuan Dat Nguyen; Nguyen Tri Thanh; Pham Hoang Minh Chau; Anh Nam Le; Van Duc Nguyen; Trinh Van Chien (IEEE Access, 2025)