Atrial fibrillation(AF) is the most common arrhythmia in clinical practice. Several conventional and novel predictors of......

In this paper two different kinds of dynamic mechanical techniques(inversed torsion pendulum and energy dissipation appa......

语言与文化密不可分,这就决定了大学英语教学既是语言教学,也是文化教学.本文从语言与文化的关系入手,阐述了大学英语教学中文化融......

目的探讨舌下神经鞘瘤的彩色多普勒超声表现及其诊断价值。方法回顾性分析3例经手术病理证实的颈部舌下神经鞘瘤患者的彩色多普勒......