摘要：儿童免疫力相对较低，每年的3-4月都是校园流行性疾病，如流行性感冒、流行性腮腺炎、水痘、手足口病等的高发期。 孩子们心中的净化天使"万利达小胖" 儿童免疫力相对较低，每年的3-4月都是...
Abstract: Children's immunity is relatively low, the annual 3-4 month is the campus of epidemic diseases, such as influenza, mumps, chicken pox, the high incidence of foot and mouth disease. The hearts of the children to purify the angel "Malata chubby" children's immunity is relatively low, the annual 3-4 month is...
