Process evaluations for cluster-randomised trials of complex interventions: a proposed framework for design and reporting
Aileen Grant
,
Shaun Treweek
,
Tobias Dreischulte
,
Aileen Grant
,
Shaun Treweek
,
Tobias Dreischulte
,
Robbie Foy
,
Bruce Guthrie
2013
Trials
527 citations