Phase III, multi-center, randomized, active-controlled, open-label, three-arm, study in 690 infants who will receive a 3-dose primary series at 6, 10 and 14 weeks of age, of either 3-dose SHAN6™ or SHAN6™ – SHAN 5® + bOPV – SHAN6™ or SHAN 5® + bOPV – SHAN 5® + bOPV – SHAN 5® + bOPV + IPV, and a booster dose of either SHAN6™ or SHAN 5® + bOPV at 18 months of age