title: Mixed connective tissue disease in childhood: case report and literature review.
mesh_terms: D000974:Antibodies, Antinuclear / Q000032:analysis; D001323:Autoantibodies / Q000032:analysis; D002648:Child; D005260:Female; D006801:Humans; D008947:Mixed Connective Tissue Disease / Q000175:diagnosis* / Q000276:immunology; D012261:Ribonucleoproteins / Q000276:immunology
chemical_list: D000974:Antibodies, Antinuclear; D001323:Autoantibodies; D012261:Ribonucleoproteins