Joe C Mathew / New Delhi October 3, 2008, 0:56 IST The World Health Organization (WHO) has given five more months to the Drugs Controller General of India (DCGI) to upgrade its performance to international standards. The extension of the current deadline of October-end came after a visiting WHO team found the modernisation programmes of the Indian drug regulator on track. The direct impact of the WHO decision will be felt on Indian vaccine makers whose new products are not considered for WHO and UNICEF supplies due to deficiencies in the operational systems of the drug regulator since January 2008. While the country