Dyfyniad APA

Yu, S., Brackbill, R. M., Stellman, S. D., Ghuman, S., & Farfel, M. R. (2015). Evaluation of non-response bias in a cohort study of World Trade Center terrorist attack survivors. BMC Res Notes.

Dyfyniad Arddull Chicago

Yu, Shengchao, Robert M. Brackbill, Steven D. Stellman, Sharon Ghuman, and Mark R. Farfel. "Evaluation of Non-response Bias in a Cohort Study of World Trade Center Terrorist Attack Survivors." BMC Res Notes 2015.

Dyfyniad MLA

Yu, Shengchao, et al. "Evaluation of Non-response Bias in a Cohort Study of World Trade Center Terrorist Attack Survivors." BMC Res Notes 2015.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.