title: Antibodies to ribonucleoprotein and congenital heart block.
mesh_terms: D000026:Abortion, Habitual / Q000276:immunology; D000906:Antibodies / Q000032:analysis*; D005260:Female; D006327:Heart Block / Q000151:congenital* / Q000276:immunology; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D012261:Ribonucleoproteins / Q000276:immunology*
chemical_list: D000906:Antibodies; D012261:Ribonucleoproteins