Will take less than 21 days to receive the refund after the filing of.... The official website said that it will take less than 21 days to receive the refund after the filing of the tax returns. So better be cautious about the 21 day period. In a recent announcement last Feb 14, 2013, they are going through some technical problems so please be more patient with the process in the issuance of the refund.
1 The death rate for measles went down about 98% before vaccination. 2  The severity of measles went down prior to vaccination (A common occurrence in all developed countries). 3  The percentage of individuals having measles was less than 50% and perhaps as low as 8% before vaccination against measles began.
Studies of smallpox cases in Europe in the 1950s and 1960s demonstrated that the fatality rate among persons vaccinated less than 10 years before exposure was 1.3 percent; it was 7 percent among those vaccinated 11 to 20 years prior, and 11 percent among those vaccinated 20 or more years prior to infection.n the United States and South Africa a much milder form of smallpox, variola minor, was recognized just before the close of the 19th century. By the mid-20th century variola minor occurred along with variola major, in varying proportions, in many parts of Africa.