The review was conducted using rapid review methodology. Rapid review methodology involves an initial scoping stage to identify particular areas the review should focus upon. The initial scoping review of potential literature identifies the range and types of interventions studies and the range and types of methodologies applied. The initial scoping review identified a large number of good quality Randomised Controlled Trials available in the area and a decision was made to focus upon RCT designed studies
To submit an update or takedown request for this paper, please submit an Update/Correction/Removal Request.