[Clinical and immunological study of mixed connective tissue diseases].
D000293:Adolescent; D000328:Adult; D000917:Antibody Formation; D000936:Antigen-Antibody Complex / Q000032:analysis; D001323:Autoantibodies / Q000032:analysis*; D005260:Female; D006801:Humans; D007111:Immunity, Cellular; D008875:Middle Aged; D008947:Mixed Connective Tissue Disease / Q000175:diagnosis / Q000276:immunology*
D000936:Antigen-Antibody Complex; D001323:Autoantibodies