Because of their simplicity, bipolar lead systems were the first to be used in clinical electrocardiography.因为它们简单, 双极导联最先用于临床心电图学.Objective To study electrocardiography diagnosis of ischemia in patients with ventricular...
Objective To observe the effect of bleomycin ( BLM ) on structure of immune organs.目的观察博莱霉素 ( BLM ) 对免疫器官结构的影响.Objective To explore dysfuction mechanism of rat alveolar type ( AT - ) injured by bleomycin ( BLM ).目的探讨博莱霉素...