[Transmisssion of hepatitis B from mothers to children].
D001942:Breast Feeding; D005260:Female; D006509:Hepatitis B / Q000635:transmission*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000635:transmission*; D008431:Maternal-Fetal Exchange; D011247:Pregnancy