Objective To analysis the burden of diseases (BOD) with four main chronic diseases in urban residents of Ningbo city.

目的分析宁波市城区居民四种主要慢性病的疾病负担。

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Objective To analysis the burden of diseases (BOD) with four main chronic diseases in urban residents of Ningbo city.

目的分析宁波市城区居民四种主要慢性病的疾病负担。

youdao