Objective To observe the effects of small dose dopamine injection on cardiac function in aged patients with congestive heart failure (CHF).
目的观察小剂量多巴胺对老年充血性心力衰竭（CHF）患者的心功能影响，探讨该药在CHF治疗中的应用价值。
Objective To observe the effects of small dose dopamine injection on cardiac function in aged patients with congestive heart failure (CHF).
目的观察小剂量多巴胺对老年充血性心力衰竭（CHF）患者的心功能影响，探讨该药在CHF治疗中的应用价值。
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