Objective To observe the therapeutic effect of Nicotinic Acid Tablets in Acne vulgaris.

目的：观察烟酸对寻常型痤疮的治疗效果。

youdao

Objective To observe the therapeutic effect of Nicotinic Acid Tablets in Acne vulgaris.

目的：观察烟酸对寻常型痤疮的治疗效果。

youdao