Introduction: The ptosis is a fall of the upper eyelid in relation to a deficit of the levator device of this one. In pr......

对１００套成人干燥胸椎的每块椎骨椎孔的矢，横径，椎弓根的高度，下切迹深度，椎板厚度进行了测量和观察。结果提示：７％的胸椎，椎板内面出现不同程度......

Background Accurate preoperative evaluation of the levator palpebrae superioris(LPS)strength is required for specific ca......