The Weekly Epidemiological Record (WER) for 1 April 2011, vol. 86, 14 (pp 129–140) includes: Measles outbreaks and progress towards meeting measles pre-elimination goals: WHO African Region, 2009–2010; Performance of acute flaccid paralysis (AFP) surveillance and incidence of poliomyelitis, 2010

http://www.who.int/entity/wer/2011/wer8614.pdf