Author's response to reviews Title:A literature review on the representativeness of randomized controlled trial samples and implications for the external validity of trial results Authors:

Author's response to reviews Title:A pilot study to evaluate the efficacy of adding a structured home visiting intervention to improve outcomes for high-risk families attending the Incredible Years Parent Programme: study protocol for a randomized controlled trial. Authors:

Author's response to reviews Title:A randomized controlled trial: Can acupuncture reduce drug requirement during propofol sedation for colonoscopy? A study protocol Authors:

A literature review on the representativeness of randomized controlled trial samples and implications for the external validity of trial results

Randomized controlled trials (RCTs) are conducted under idealized and rigorously controlled conditions that may compromise their external validity. A literature review was conducted of published English language articles that reported the findings of studies assessing external validity by a comparison of the patient sample included in RCTs reporting on pharmaceutical interventions with patients...

Author's response to reviews Title:A school-based rope skipping intervention for adolescents in Hong Kong: Protocol of a matched-pair cluster randomized control trial Authors:

Author's response to reviews Title:A multifaceted feedback strategy alone does not improve the adherence to organizational guideline-based standards. A cluster randomized trial in intensive care Authors: