METHODS: the clinical and pathological data of the carious pulp disease from 200 teeth and retrograde pulp disease from 100 teeth were collected.
方法：通过收集200个龋源性和100个逆行性牙髓病牙的临床和病理资料，对它们的诊断及其发病特点进行对照比较分析。
METHODS: the clinical and pathological data of the carious pulp disease from 200 teeth and retrograde pulp disease from 100 teeth were collected.
方法：通过收集200个龋源性和100个逆行性牙髓病牙的临床和病理资料，对它们的诊断及其发病特点进行对照比较分析。
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