Treweek, S., Bevan, S., Bower, P., Campbell, M., Christie, J., Clarke, M., . . . Williamson, P. R. (2018). Trial Forge Guidance 1: What is a Study Within A Trial (SWAT)? Trials.
Chicago-stil citatTreweek, Shaun, et al. "Trial Forge Guidance 1: What Is a Study Within A Trial (SWAT)?" Trials 2018.
MLA-referensTreweek, Shaun, et al. "Trial Forge Guidance 1: What Is a Study Within A Trial (SWAT)?" Trials 2018.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.