Evidence suggests that co-location in multidisciplinary health centres facilitates collaboration and integration, and ensures more efficient use of resources and competencies (Reed et al., Multidisciplinary practice teams, with clinical, IT and other support infrastructures, are able to provide a wider range of services for meeting chronic care needs on a co-ordinated basis (Goodwin et al., Several national studies of the influence of practice size on care processes and outcomes show that larger practices perform better in terms of the range and quality of services and safety management (Wensing et al.,