In many nations, it is becoming mandatory to receive vaccinations in order to prevent the spread of disease. Do you think this is a positive or negative development?
The graph shows the impact of vaccinations on the incidence of whooping cough, a childhood illness, between 1940 and 1990 in Britain. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.
Some people consider vaccination unnecessary and dangerous. What are the causes and effects. (EX)
Some people consider vaccination unnecessary and dangerous. What are the causes and effects? (Ulvi)