Department of Medicine Yangtze University Jingzhou China;
Department of Medicine Yangtze University Jingzhou China;
Department of Medicine Yangtze University Jingzhou China;
Department of Medicine Yangtze University Jingzhou China;
Department of Medicine Yangtze University Jingzhou China;
PICC; Upper Limb Movements; Venous Thrombosis; Blood Flow Velocity; Meta-Analysis;