 The purpose of this study is to assess the immunogenicity in terms of antibody response and the safetyreactogenicity in terms of solicited and unsolicited symptoms and serious adverse events following primary vaccination of Indian infants with pneumococcal conjugate vaccine GSK1024850A co-administered with a diphtheria, tetanus, whole cell pertussis DTPw-combined vaccine during the first 4 months of life. The study will be conducted in India. 