Primary Care Patient and Clinician Perspectives on Safer Use Strategies for Opioids and/or Stimulants: A Mixed-Method Study. - Blanchard BE; Austin EJ; Chase E; Rouvere J; Sharma V; Johnson M; Sams N; Williams F; Frost MC; Leyde S; Tsui JI; Collins SE; et al. (Journal of general internal medicine, 2025)