Cita APA (7th ed.)

Ergina, P., Cook, J., Blazeby, J., Boutron, I., Clavien, P., Reeves, B., . . . Burton, M. (2009). Challenges in evaluating surgical innovation.

Cita Chicago (17th ed.)

Ergina, P., et al. Challenges in Evaluating Surgical Innovation. 2009.

Cita MLA (9th ed.)

Ergina, P., et al. Challenges in Evaluating Surgical Innovation. 2009.