A novel variable camber wing driven by ultrasonic motors is proposed .Key techniques of distributed lay-out of drive mechanisms ,coordination control of distrib
Background Efficient cell adhesion and proliferation is a central issue in cell-based tissue engineering, which offers great promise for repair of urethral defe
Background Ahmed glaucoma valves (AGV) has been used for decades, but there is no detailed report about the efficacy of AGV in Chinese glaucoma patients. This s
Background Quantitative magnetic resonance imaging (qMRI) of articular cartilage represents a powerful tool in osteoarthritis research, but has so far been conf
Background For the renal transplant recipients, anemia is one of the common complications and becomes a major medical issue before transplantation. Haemoglobin