He wrote in the Baroque style, but his music is as Romantic as anything Beethoven or Wagner or Schumann ever composed, and films can be set to it. He is the greatest of all composers, of all time, because of the intellectual depth of his music, the technical demand, and the artistic beauty.
Smallpox vaccine, the first successful vaccine to be developed, was introduced by Edward Jenner in 1798. He followed up his observation that milkmaids who had previously caught cowpox did not later catch smallpox by showing that inoculated cowpox protected against inoculated smallpox.nother early account was Dr John Fewster 's 1765 paper on Cowpox and its ability to prevent smallpox read to the London Medical Society. He reported that variolation induced no reaction in persons who had had cowpox. Fewster was a contemporary and friend of Jenner.
The MMR vaccine is an immunization vaccine against measles, mumps, and rubella (German measles) . It is a mixture of live attenuated viruses of the three diseases, administered via injection. It was first developed by Maurice Hilleman while at Merck.A licensed vaccine to prevent measles first became available in 1963, an improved measles vaccine in 1968. Vaccines for the mumps and rubella became available in 1967 and 1969, respectively.t was first developed by Maurice Hilleman while at Merck. A licensed vaccine to prevent measles first became available in 1963, an improved measles vaccine in 1968. Vaccines for the mumps and rubella became available in 1967 and 1969, respectively.