Evening Business Attire for Women By Meka Jones Women who work in the world of business know how important it is to look professional at the office or at networking events.
Hepatitis A vaccine is a vaccine against the hepatitis A virus. The first successful vaccine against it was invented by Maurice Hilleman at Merck. The vaccine protects against the virus in more than 95% of cases and provides protection from the virus for at least fifteen years.There are two types of vaccines: one type contains inactivated hepatitis A virus, the other contains a live but attenuated virus.he vaccine protects against the virus in more than 95% of cases and provides protection from the virus for at least fifteen years. There are two types of vaccines: one type contains inactivated hepatitis A virus, the other contains a live but attenuated virus.
Tuesday is the 100th anniversary of the birth of Jonas Salk, who invented the vaccine. ROBERT SIEGEL, HOST: A lethal disease threatening the American public, a race against time to prevent its spread-this is not the story of Ebola, but of the fight against polio 60 years ago.e haven't seen a case of polio in the United States in close to 30 years, and that's because we vaccinate. SIEGEL: Gives us a sense of the impact that the successful testing of the Salk vaccine had on Jonas Salk.