TNG QUAN GIA BE DAY LP AO TRONG-AO GIA ONG MACH CANH TREN SIEU AM VI CAC YEU TO NGUY C X VA MACH MAU Atherosclerosis is a generalized vascular disease. There are methods to investigate the development of atherosclerosis. Doppler ultrasonography is a noninv... ao Thò,T Bình,TOM TAT ...