Mother to newborn and infant transmission of hepatitis B infections.
D002353:Carrier State / Q000276:immunology; D005260:Female; D006509:Hepatitis B / Q000276:immunology / Q000635:transmission*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious