Epidemiologic lessons from viral hepatitis B.
D000163:Acquired Immunodeficiency Syndrome / Q000097:blood / Q000209:etiology / Q000635:transmission*; D001782:Blood Donors; D004812:Epidemiologic Methods; D005260:Female; D005293:Ferritins / Q000097:blood; D006509:Hepatitis B / Q000097:blood*; D006801:Humans; D007231:Infant, Newborn; D007501:Iron / Q000097:blood; D008297:Male; D008431:Maternal-Fetal Exchange; D008954:Models, Biological; D011247:Pregnancy; D012306:Risk
D005293:Ferritins; D007501:Iron