Parallel pre- and post-test design:

Chao, Y-Y., Scherer, Y., Montgomery, C., Wu, Y-U. and Lucke, K. (2015) ‘Physical and psychosocial effects of Wii Fit Exergames use in assisted living residents: a pilot study’, Clinical Nursing Research, 24 (6): 589–601.

Randomized controlled trial:

Wambach, K., Aaronson, L., Breedlove, G., Williams-Domain, E., Rojjanasrirat, W. and Yeh, H-W. (2011) ‘A randomized controlled trial of breastfeeding support and education for adolescent mothers’, Western Journal of Nursing Research, 33 (4): 406–505.