de Labra, C., Guimaraes-Pinheiro, C., Maseda, A., Lorenzo, T., & Millán-Calenti, J. C. (2015). Effects of physical exercise interventions in frail older adults: A systematic review of randomized controlled trials. BMC Geriatr.
Chicago Style citaatde Labra, Carmen, Christyanne Guimaraes-Pinheiro, Ana Maseda, Trinidad Lorenzo, en José C. Millán-Calenti. "Effects of Physical Exercise Interventions in Frail Older Adults: A Systematic Review of Randomized Controlled Trials." BMC Geriatr 2015.
MLA citatiede Labra, Carmen, et al. "Effects of Physical Exercise Interventions in Frail Older Adults: A Systematic Review of Randomized Controlled Trials." BMC Geriatr 2015.
Let op: Deze citaties zijn niet altijd 100% accuraat.