CURRENT STATUS OF KNOWLEDGE ON PRESSURE ULCER PREVENTION AND RELATED FACTORS AMONG PRIMARY CAREGIVERS OF STROKE PATIENTS AT NAM DINH GENERAL HOSPITAL IN 2025. YHCĐ [Internet]. 2026 Aug. 28 [cited 2026 Sept. 8];67(8). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/6333