All hemorrhagic fever viruses have single-stranded RNA genomes, which differ in polarity and in the number of segments (flaviviruses: positive-sense, 1 segment; filoviruses: negative-sense, 1 segment; arenaviruses: negative-sense, 2 segments; bunyaviruses: negative-sense, 3 segments).or example, many cases of Crimean-Congo hemorrhagic fever, Lassa or yellow fever are mild and go unrecognized, but Ebola and Marburg hemorrhagic fever is almost always a severe disease, in which the case fatality rate ranges from 50-90%.
You'll pay the standard premium amount if: 1  You enroll in Part B for the first time in 2017. 2  You don't get Social Security benefits. 3  You're directly billed for your Part B premiums.  You have Medicare and Medicaid, and Medicaid pays your premiums. (Your state will pay the standard premium amount of $134.)
When you enroll in a Medicare Advantage plan, you continue to pay premiums for your Part B (medical insurance) benefits. Medicare decides the Part B premium rate. The standard Part B premium for 2016 is $121.80, but can be higher depending on your income. For persons who receive Social Security benefits, many still pay the 2015 premium rate of $104.90. You usually also pay a separate monthly premium for having the Part C plan.