Fig. 1From: Baseline characteristics and comparability of older multimorbid patients with polypharmacy and general practitioners participating in a randomized controlled primary care trialFlow chart of recruitment of general practitioners and patients in the OPTICA trial1. 1cluster-randomized controlled trial in Swiss primary care. Abbreviations: OPTICA = Optimizing PharmacoTherapy in older multimorbid adults In primary CAreBack to article page