Developing a machine learning-based predictive model for levothyroxine dosage estimation in hypothyroid patients: a retrospective study - Ngan, Tran Thi; Tra, Dang Huong; Mai, Ngo Thi Quynh; Dung, Hoang Van; Khai, Nguyen Van; Linh, Pham Van; Phuong, Nguyen Thi Thu (Frontiers in Endocrinology, 2025)