儿童边缘型维生素A缺乏与呼吸道感染相关性及危险因素分析
丁媛慧,孙中厚,张海美,谢洪丽,朱慧敏,马洪美
Relationship between marginal vitamin A deficiency and respiratory tract infections in children and its risk factors.
DING Yuan-hui,SUN Zhong-hou,ZHANG Hai-mei,XIE Hong-li,ZHU Hui-min,MA Hong-mei.
中国儿童保健杂志 . 2016, (4): 393 -395 .  DOI: 10.11852/zgetbjzz2016-24-04-16