TY - RPRT TI - Association of methotrexate treatment with a decrease of double negative (CD4-CD8-) and gamma/delta T cell levels in patients with juvenile rheumatoid arthritis. AU - M Massa AU - F de Benedetti AU - P Robbioni AU - B Ramenghi AU - S Albani AU - A Martini PY - 1993 UR - https://pubmed.ncbi.nlm.nih.gov/8308783/ ID - 8308783 ER -