In summary, vaccination requirements that reach more children through a broad range of facilities, that have more requirements for receiving an exemption, that require parental documentation of exemption requests, and that are implemented with strong enforcement and monitoring may help promote higher rates of vaccination coverage, and in turn, lower rates of VPDs.
Alum /ËaelÉm/ ËÃ¦lÉm is both a specific chemical compound and a class of chemical. Compounds the specific compound is the hydrated potassium aluminium (sulfate potassium) alum with the Formula K (AL so) 4 Â·2 12 H. 2o
DEFINITION of 'Annual Addition'. The total dollar amount contributed in a given year to a participant's retirement account under a defined-contribution plan. An annual addition is the sum of employer contributions, employee contributions and forfeitures in a particular year. The annual addition is subject to a maximum limit.