title: Acquisition of hepatitis B antigen in the newborn period.
mesh_terms: D005260:Female; D006506:Hepatitis A / Q000175:diagnosis; D006511:Hepatitis B Antigens / Q000032:analysis*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000175:diagnosis*; D008297:Male; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000150:complications
chemical_list: D006511:Hepatitis B Antigens