Objective To investigate the relationship between the salivary AST and LDH level and Sjogren s syndrome (SS).

目的探讨唾液中谷草转氨酶（ AST）、 乳酸脱氢酶（ LDH）含量与舍格伦综合症（ SS）的关系。

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Objective To investigate the relationship between the salivary AST and LDH level and Sjogren s syndrome (SS).

目的探讨唾液中谷草转氨酶（ AST）、 乳酸脱氢酶（ LDH）含量与舍格伦综合症（ SS）的关系。

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