TY - JOUR AU - Healy, C M; Munoz, F M; Rench, M A; Halasa, N B; Edwards, K M; Baker, C J TI - Prevalence of pertussis antibodies in maternal delivery, cord, and infant serum JO - J Infect Dis IS - 02 VL - 190 PY - 2004 DO - 10.1086/421033 L3 - PubMed-ID: 15216470 SP - 335 EP - 340 ER -