Cook, J., Julious, S., Sones, W., Rothwell, J., Ramsay, C., Hampson, L., . . . Vale, L. (2017). Choosing the target difference ('effect size') for a randomised controlled trial - DELTA(2) guidance protocol. BioMed Central.
Dyfyniad Arddull ChicagoCook, JA, et al. Choosing the Target Difference ('effect Size') for a Randomised Controlled Trial - DELTA(2) Guidance Protocol. BioMed Central, 2017.
Dyfyniad MLACook, JA, et al. Choosing the Target Difference ('effect Size') for a Randomised Controlled Trial - DELTA(2) Guidance Protocol. BioMed Central, 2017.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.