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Xiao, Xia, Yan Li, Xiaoxiao Song, Qinghua Xu, Siwei Yang, Jie Wu, و Edmund Seto. "Discrepancy between Self-Reported and Urine Cotinine-Verified Environmental Tobacco Smoke Exposure Among Rural Pregnant Women in China." Int J Environ Res Public Health 2018.

Xiao, Xia, et al. "Discrepancy between Self-Reported and Urine Cotinine-Verified Environmental Tobacco Smoke Exposure Among Rural Pregnant Women in China." Int J Environ Res Public Health 2018.