Foss, K. T., Kjærgaard, J., Stensballe, L. G., & Greisen, G. (2016). Recruiting to Clinical Trials on the Telephone – a randomized controlled trial. Trials.
Citação norma ChicagoFoss, Kim Thestrup, Jesper Kjærgaard, Lone Graff Stensballe, and Gorm Greisen. "Recruiting to Clinical Trials On the Telephone – a Randomized Controlled Trial." Trials 2016.
MLA引文Foss, Kim Thestrup, Jesper Kjærgaard, Lone Graff Stensballe, and Gorm Greisen. "Recruiting to Clinical Trials On the Telephone – a Randomized Controlled Trial." Trials 2016.
警告：這些引文格式不一定是100％准確.