Letter: HBs and anti-HBs survey in mother/infant pairs.
D002353:Carrier State / Q000276:immunology*; D005260:Female; D006509:Hepatitis B / Q000276:immunology*; D006510:Hepatitis B Antibodies / Q000302:isolation & purification; D006511:Hepatitis B Antigens / Q000302:isolation & purification; D006801:Humans; D007223:Infant; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000276:immunology
D006510:Hepatitis B Antibodies; D006511:Hepatitis B Antigens