Dear M,My name is Li Hua. Since I become a senior high school student, I do find it difficult to study English in deep. The mistakes of pronunciation and spelling are considered as the major problems,
Objective To evaluate acute and long2term angiographic and clinical outcomes of long stent or multiple overlapped stents (length ≥ 20 mm) implantation for diffuse atherosclerosis lesions in octogenarians. Method