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宁夏0~1岁婴儿出生缺陷发生情况及影响因素调查分析
宋晨阳;王凤兰;张涛;霍正浩;刘兰
Sampling analysis of birth defects occurrence and risk factors for babies between 0 and 1 years old in Ningxia
. 2010, (11): 663 .