Fig. 1From: A client-centered relational framework on barriers to the integration of HIV and substance use services: a systematic reviewBarriers to service integration—a client-centered relational framework. Guided by a client-centered relational approach, this study directs focus to the relationships between clients and their providers, clients and service organizations, and clients and the socioeconomic structures under which they live. Barriers residing in these relationships affect the dynamic and ecological interactions when clients enter a service systemBack to article page