Citace podle APA

El Feky, A., Gillies, K., Gardner, H., Fraser, C., & Treweek, S. (2018). A protocol for a systematic review of non-randomised evaluations of strategies to increase participant retention to randomised controlled trials. Syst Rev.

Styl Chicago

El Feky, Adel, Katie Gillies, Heidi Gardner, Cynthia Fraser, a Shaun Treweek. "A Protocol for a Systematic Review of Non-randomised Evaluations of Strategies to Increase Participant Retention to Randomised Controlled Trials." Syst Rev 2018.

Citace podle MLA

El Feky, Adel, et al. "A Protocol for a Systematic Review of Non-randomised Evaluations of Strategies to Increase Participant Retention to Randomised Controlled Trials." Syst Rev 2018.

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