免费在线心输出量计算器，基于Fick方程通过身高体重血红蛋白血氧饱和度等参数精确计算心输出量和心脏指数。提供4-8L/min正常值参考，适用于心血管功能评估。
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基于MESA研究的免费动脉年龄计算器，输入Agatston钙分数和实际年龄，精确计算动脉年龄评估心血管风险。专业的血管健康管理工具，提供API接口服务。
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