Citação norma APA

Zhu, H., Zhang, S., & Ahn, C. (2015). Sample size considerations for historical control studies with survival outcomes. J Biopharm Stat.

Citação norma Chicago

Zhu, Hong, Song Zhang, and Chul Ahn. "Sample Size Considerations for Historical Control Studies With Survival Outcomes." J Biopharm Stat 2015.

Citação norma MLA

Zhu, Hong, Song Zhang, and Chul Ahn. "Sample Size Considerations for Historical Control Studies With Survival Outcomes." J Biopharm Stat 2015.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.