A Claas Lexion 460 fitted with a track conversion. The combine harvester, or simply combine, is a machine that combines the tasks of harvesting, threshing, and cleaning grain crops. The objective is the harvest of the crop; corn (maize), soybeans, flax (linseed), oats, wheat, or rye among others).
Meningococcal Vaccination Options. Menactra vaccine offer protection against 4 strains of meningococcal bacteria, but does not cover serogroup B. Bexsero which offers protection against meningococcal bacteria serogroup B. Together these two vaccines provide immunization for all of the known serotypes of Meningitis.
Conjugate vaccines are expensive which can preclude their use in developing countries. [7, 8] BexseroÂ®, a multi-component protein-based vaccine against meningococcal group B (MenB), has been introduced into the UK's routine childhood immunisation schedule for all infants born since July 2015.