Efficacy and effectiveness as aspects of cluster randomized trials with nursing home residents: Methodological insights from a pneumonia prevention trial
Peter H. Van Ness, Peter N. Peduzzi, Vincent J. QuagliarelloVolume:
33
Year:
2012
Language:
english
DOI:
10.1016/j.cct.2012.08.004
File:
PDF, 232 KB
english, 2012