APA (7th ed.) Citation

Veroniki, A. A., Straus, S. E., Ashoor, H., Stewart, L. A., Clarke, M., & Tricco, A. C. (2016). Contacting authors to retrieve individual patient data: Study protocol for a randomized controlled trial. Trials, 17, 1. https://doi.org/10.1186/s13063-016-1238-z

Chicago Style (17th ed.) Citation

Veroniki, Areti Angeliki, Sharon E. Straus, Huda Ashoor, Lesley A. Stewart, Mike Clarke, and Andrea C. Tricco. "Contacting Authors to Retrieve Individual Patient Data: Study Protocol for a Randomized Controlled Trial." Trials 17 (2016): 1. https://doi.org/10.1186/s13063-016-1238-z.

MLA (9th ed.) Citation

Veroniki, Areti Angeliki, et al. "Contacting Authors to Retrieve Individual Patient Data: Study Protocol for a Randomized Controlled Trial." Trials, vol. 17, 2016, p. 1, https://doi.org/10.1186/s13063-016-1238-z.