Objective: to observe the effect of compound vitamin B12 solution to treat patients with oral ulcers induced by nebulization inhalation of surface corticosteroid.
观察复方维生素b 12溶液治疗雾化吸入表面激素致口腔溃疡的效果。
Objective: to observe the effect of compound vitamin B12 solution to treat patients with oral ulcers induced by nebulization inhalation of surface corticosteroid.
观察复方维生素b 12溶液治疗雾化吸入表面激素致口腔溃疡的效果。
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