Short-dated Treasury bonds (those with a maturity of one-to-three years) have returned a healthy 18% in dollar terms over the last three years.

过去三年多以来，短期美国国债(指1 - 3年到期的债券)的收益率以美元来计高达18%。

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Objective To establish the normal range of reticulocyte percentage and reticulocyte maturity index in healthy people and to compare it with anemia patients.

目的建立本地区健康成年人群网织红细胞百分率及网织红细胞成熟指数的正常参考值，同时与贫血患者群进行比较。

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