TY - RPRT TI - Systemic organizational support for self-help groups. AU - G S Leventhal AU - K I Maton AU - E J Madara PY - 1988 DO - 10.1111/j.1939-0025.1988.tb01623.x UR - https://pubmed.ncbi.nlm.nih.gov/3228164/ ID - 3228164 ER -