Cita APA (7a ed.)

Calvert, M., Kyte, D., Duffy, H., Gheorghe, A., Mercieca-Bebber, R., Ives, J., . . . King, M. (2014). Patient-reported outcome (PRO) assessment in clinical trials: A systematic review of guidance for trial protocol writers. Public Library of Science (PLoS).

Cita Chicago Style (17a ed.)

Calvert, Melanie, et al. Patient-reported Outcome (PRO) Assessment in Clinical Trials: A Systematic Review of Guidance for Trial Protocol Writers. Public Library of Science (PLoS), 2014.

Cita MLA (8a ed.)

Calvert, Melanie, et al. Patient-reported Outcome (PRO) Assessment in Clinical Trials: A Systematic Review of Guidance for Trial Protocol Writers. Public Library of Science (PLoS), 2014.