英语语法分析

Nursing management needs to focus on the chronicity of the disease and preventing visual impairment.

护理重点是疾病的长期性和防止视力受损。

Methods: The questionnaire use 227 women with chronicity systemic diseases Which aged 40~55 in Bai Zhifang area.

方法：对白纸坊社区227例40～55岁患慢性躯体疾病的妇女采用问卷调查。

The virological characteristics of HBV are closely related with the chronicity and disease course of hepatitis B.

HBV的这些病毒学特点与乙型肝炎的慢性化和疾病进展密切相关。