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. 2017 Sep 2;2017(9):CD012779. doi: 10.1002/14651858.CD012779
(i) Co‐interventions listed in the review protocol
Co‐intervention Is there evidence that controlling for this co‐intervention was unnecessary (e.g. because it was not administered)? Is presence of this co‐intervention likely to favour outcomes in the experimental or the control group?
Favour experimental / Favour comparator / No information
Favour experimental / Favour comparator / No information
Favour experimental / Favour comparator / No information