IB style questions on vaccination - model answers

IB Biology: IB style questions on vaccination - model answers

Measles is a highly contageous disease and one of the leading causes of death of children under 5. In 2013 it is estimated that almost 150 thousand children died from measles worldwideThe World Health Organisation monitors cases of measles and other diseases as well as vaccination rates. The graph below shows data from the European regionThe number of measles cases was low during the years 2005 - 2010


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