title: Commentary.
authors.affiliation: Department of Laboratory Medicine, and Rheumatology Division, Department of Medicine, University of Washington, Seattle, WA. wener@u.washington.edu.
authors.forename: Mark H
authors.initials: MH
authors.lastname: Wener
mesh_terms: D001327:Autoimmune Diseases / Q000097:blood* / Q000150:complications*; D005260:Female; D005315:Fetal Diseases; D006327:Heart Block / Q000097:blood / Q000151:congenital* / Q000175:diagnosis / Q000209:etiology; D006801:Humans; D012261:Ribonucleoproteins / Q000097:blood*; D000099207:SS-A Antigen
chemical_list: D012261:Ribonucleoproteins; D000099207:SS-A Antigen