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Journal
Chin Ment Health J
Volume
21
Issue
5
Pages
290–293.
Publication year
2007
Suggested citation
Liu J, Yang X, Jia M, Qu C, Shi J, Liu G, et al. Survey on pervasive developmental disorder in 2-6 year-old children in Beijing. Chin Ment Health J. 2007; 21(5): 290–293.