“…All C-M participants should be equal, power imbalances should be addressed and solutions to problems should be address collaboratively. Around two thirds of included studies were researcher led and five did not explicitly state leadership (Boerema et al, 2016;Clarke et al, 2009;Holliday et al, 2015;Morrison & Dearden, 2013;Wang-Letzkus et al, 2012). Exceptions included studies that claimed to be 'stakeholder-led' (Bond et al, 2015) or guided and advised by a committee or project team (Bone et al, 2013;James, et al, 2015;Nguyen et al, 2019;Ralston et al, 2017).…”