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Longitudinal data analysis with non-ignorable missing data.
Tseng CH, Elashoff R, Li N, Li G. Tseng CH, et al. Among authors: li g, li n. Stat Methods Med Res. 2016 Feb;25(1):205-20. doi: 10.1177/0962280212448721. Epub 2012 May 24. Stat Methods Med Res. 2016. PMID: 22637472 Free PMC article.
Comparison of the variability of the annual rates of change in FEV₁ determined from serial measurements of the pre- versus post-bronchodilator FEV₁ over 5 years in mild to moderate COPD: results of the lung health study.
Tashkin DP, Wang HJ, Halpin D, Kleerup EC, Connett J, Li N, Elashoff R. Tashkin DP, et al. Among authors: li n. Respir Res. 2012 Aug 15;13(1):70. doi: 10.1186/1465-9921-13-70. Respir Res. 2012. PMID: 22894725 Free PMC article. Clinical Trial.
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