TY - RPRT TI - Suppressor cell loss and dysfunction in mixed connective tissue disease. AU - D Alarcón-Segovia AU - A Ruíz-Arguelles PY - 1980 DO - 10.1002/art.1780230308 UR - https://pubmed.ncbi.nlm.nih.gov/6444819/ ID - 6444819 ER -