Effectiveness and implementation success of a co-produced physical activity referral scheme in Germany: study protocol of a pragmatic cluster randomised trial.
Anja WeissenfelsSarah KlamrothJohannes CarlInga NaberEriselda MinoWolfgang GeidlPeter GeliusKarim Abu-OmarKlaus PfeiferPublished in: BMC public health (2022)
ClinicalTrials.gov, NCT04947787 . Registered 01 June 2021.