OBJECTIVE	To assess the immunogenicity of a fully liquid diphtheria-tetanus-five component acellular pertussis-inactivated poliomyelitis-Haemophilus influenzae type b ( DTaP-IPV-Hib ) conjugate vaccine compared to DTaP-IPV and lyophilized Hib conjugate vaccines given simultaneously at separate sites as a three-dose primary vaccination in Taiwanese infants .\