1. Objective: Clinicial treatment of recurrent stomatologist by eating metronidazole and burn it with 20% of silver nitrate is to see its clinicial effect.
目的：本文用甲硝唑口服配合20%硝酸银局部点灼复发性口腔溃疡进行临床治疗，从而评价其临床使用效果。
来自互联网
2. Objective: Clinicial treatment of recurrent stomatologist by eating metronidazole and burn it with 20% of silver nitrate is to see its clinicial effect.
