References
- Black RE, Huber DHS Curlin GT. Reduction of neonatal tetanus by mass immunisation of non-pregnant women: duration of protection provided by one or two doses of aluminium adsorbed tetanus toxoid. Bull WHO 1980; 58: 927–30.
- Newell KW. The use of toxoid for the prevention of tetanus neonatorum. Bull WHO 1966; 35: 863–71.
- Galazka A. Immunisation of pregnant women. EPI/GEN/8315 Geneva: World Health Organization, 1983.
- Antia-Obong OE, Young MU, Effiong CE. Neonatal tetanus: prevalence before and subsequent to implementation of the Expanded Programme on Immunization. Ann Trop Paediatr 1993; 13: 7–12.
- Owa JA, Makinda OO. Neonatal tetanus in babies of immunized mothers. J Trop Pediatr 1990; 36: 143–4.
- Gendrel D, Richard-Lenoble D, Massamba MB, Picaud A, Francoual C, Blot P. Placental transfer of tetanus antibodies and protection of the newborn. J Trop Pediatr 1990; 36: 279–82.
- Oxelius VA, Svenningsen NW. IgG subclass concentrations in preterm infants. Acta Paediatr Scand 1984; 73: 626–30.
- Berg T. Immunoglobulin levels in infants with low birth weight. Acta Paediatr Scand 1984; 73: 369–76.
- Brambell FWR. The Transmission of Passive Immunity from Mother to Young. Amsterdam: North Holland Publishing, 1970.
- Brair, ME, Brabin BJ, Milligan P, Maxwell SM, Hart CA. Reduced transfer of tetanus antibodies with placental malaria. Lancet 1994; 343: 208–9.