@misc{indiciae1ec07ca4660e, title = {[Antinuclear antibodies, complement and circulating immune complexes in scleroderma].}, author = {A Cárdenas Ortega and S Mejía Arregui and H Orozco Medina and C M Arroyave}, year = {1981}, url = {https://pubmed.ncbi.nlm.nih.gov/7036785/}, note = {Source identifier: 7036785} }