"They've walked the path that they're wanting me to walk": Patient and stakeholder feedback on a peer-delivered behavioral activation intervention for polysubstance use and rural mobile telemedicine retention. - Anvari MS; Anane JS; Sacko CA; Atkinson GE; Kihiuria MW; Sonn MR; Anthony JL; Derenoncourt M; Belcher AM; Weintraub E; Tuel JM; Kattakuzhy SM; et al. (Journal of substance use and addiction treatment, 2026)