儿童的牙齿应該定期检查,发现蛀牙要早 医治,填补越早越省事,越容易补好. Ertong de yachi yinggai dingqi jiancha, faxian zhuya yao zao yizhi, tianbu yue zao.yue shengshi, yue rongyi buhao Designer Designer unknown (未知) Date 1957, November Publisher Shanghaishi weishengju (上海市卫生局) Size 53x38 cm. Call nr. BG D85/291 Collection IISH collection Notes The full title: Children's teeth should be checked regularly, if tooth decay is discovered it should be treated early, the sooner the cavities are filled up, the more trouble is saved and the easier it is to fill them up. Link to IISH catalog https://search.iisg.amsterdam/Record/731105