APA Citation

Wu, Q., Tchetgen, E. J. T., Osypuk, T. L., White, K., Mujahid, M., & Glymour, M. M. (2013). Combining direct and proxy assessments to reduce attrition bias in a longitudinal study.

Citação norma Chicago

Wu, Qiong, Eric J. Tchetgen Tchetgen, Theresa L. Osypuk, Kellee White, Mahasin Mujahid, and M. Maria Glymour. Combining Direct and Proxy Assessments to Reduce Attrition Bias in a Longitudinal Study. 2013.

MLA Citation

Wu, Qiong, et al. Combining Direct and Proxy Assessments to Reduce Attrition Bias in a Longitudinal Study. 2013.

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