title: Letter: Dane particles in cord blood.
mesh_terms: D000914:Antibodies, Viral / Q000302:isolation & purification; D001769:Blood; D002353:Carrier State; D002648:Child; D003168:Complement Fixation Tests; D005260:Female; D006509:Hepatitis B / Q000175:diagnosis / Q000276:immunology / Q000635:transmission*; D006510:Hepatitis B Antibodies / Q000302:isolation & purification; D006511:Hepatitis B Antigens / Q000302:isolation & purification*; D006515:Hepatitis B virus / Q000276:immunology*; D006801:Humans; D007231:Infant, Newborn; D008431:Maternal-Fetal Exchange; D008854:Microscopy, Electron; D010920:Placenta / Q000276:immunology; D011247:Pregnancy; D011296:Prenatal Diagnosis; D011863:Radioimmunoassay; D014470:Umbilical Cord
chemical_list: D000914:Antibodies, Viral; D006510:Hepatitis B Antibodies; D006511:Hepatitis B Antigens