刷牙偶爾流血 恐患牙周病

World Journal (Los Angeles) - - 健康 Health - (周宗禎)

資料來源/衛福部心口司、李楊鈞、張軍堯牙醫師 防治牙周病,要勤做口腔清潔。(本報資料照片)

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