http://www.english.hadhramaut.info Anti-polio vaccination campaign launched [The Source: SANA'A\Hadhramaut\Saba - Monday -11/August/2014] The second round of the national campaign to immunize against polio kicked off on Monday in the capital Sana'a and all provinces of the country. The campaign, which is implemented by Ministry of Public Health and Population over three days, aims to immunize more than 4.8 million children with participation of over 40 thousands workers in the health field.