Effect of fruit smoothie supplementation on psychological distress among people with substance use disorders receiving opioid agonist therapy: protocol for a randomised controlled trial (FruktBAR).
Lars Thore FadnesEinar FurulundKarl Trygve Druckrey-FiskaaenTesfaye MadeboJørn Henrik VoldMaria OlsvoldMarianne Cook PierronSiv-Elin Leirvåg CarlsenRune BlomhoffTorgeir Gilje Lidnull nullPublished in: BMC nutrition (2022)
Registered 2022-02-08 in ClinicalTrials.gov , identifier NCT05229770.