Objectives: To investigate caries status of primary and permanent teeth among children aged 8 to 9 years in Guangzhou Ba......

目的比较应用微创技术与传统拔牙方法在拔除儿童病灶乳磨牙的临床效果。方法60例f患牙64颗）需拔除病灶乳磨牙的患儿，按就诊顺序分成......