Rubella — Worldwide/Unknown
From January to April 2013, Poland reported 21 283 rubella cases (55.2 per 100 000 inhabitants), the highest number since 2007. Some 81 percent of cases were among 15-29 year-old males. This outbreak reflects the history of immunisation policies, selective vaccination of adolescent girls since 1989, then universal 2-dose measles-mumps-rubella vaccination since 2004. The extent of virus circulation among adults increases the risk of congenital rubella infections and jeopardises the World Health
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