APA način citiranja

Cofield, S., Conwit, R., Barsan, W., & Quinn, J. (2010). Recruitment and Retention of Patients into Emergency Medicine Clinical Trials.

Čikaški stil citiranja

Cofield, Stacey, Robin Conwit, William Barsan, i James Quinn. Recruitment and Retention of Patients Into Emergency Medicine Clinical Trials. 2010.

MLA način citiranja

Cofield, Stacey, Robin Conwit, William Barsan, i James Quinn. Recruitment and Retention of Patients Into Emergency Medicine Clinical Trials. 2010.

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