[Does mixed connective tissue disease exist or not?].
D000974:Antibodies, Antinuclear / Q000032:analysis / Q000276:immunology; D006801:Humans; D008947:Mixed Connective Tissue Disease / Q000150:complications / Q000175:diagnosis* / Q000276:immunology; D012216:Rheumatic Diseases / Q000209:etiology
D000974:Antibodies, Antinuclear
La conectivopatía mixta existe o no?