Fig. 2From: Effect of pharmacist-led inhaler technique assessment service on readmissions in hospitalized COPD patients: a randomized, controlled pilot studyFlow chart showing the different interventions and time course of the pilot study, inspired by Perera et al. [55]. Objects are represented by squares to reflect their fixed nature. Activities are represented by circles to reflect their flexibility. Intervention components delivered consecutively are shown one beneath the otherBack to article page