Safety and immunogenicity of two mixed primary infant immunization schedules of pentavalent diptheria, tetanus, acellular pertrussis, inactivated poliomyelitis and Haemophilus influenzae type B vaccines (DTaP-IPV Hib) at 2, 4 months and 6 months of age: a randomized controlled trial.
Pediatr Infect Dis J. , 2011 (submitted)