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Comparison of secondhand smoke exposure measures during pregnancy in the development of a clinical prediction model for small-for-gestational-age among non-smoking Chinese pregnant women
- Correspondence to Professor Weiqing Chen, Department of Biostatistics and Epidemiology, School of Public Health, Sun Yat-Sen University, 74, Zhongshan Road 2, Guangzhou 510080, China; chenwq{at}mail.sysu.edu.cn
Citation
Comparison of secondhand smoke exposure measures during pregnancy in the development of a clinical prediction model for small-for-gestational-age among non-smoking Chinese pregnant women
Publication history
- Received January 17, 2014
- Accepted June 25, 2014
- First published July 21, 2014.
Online issue publication
May 13, 2016
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