The Weekly Epidemiological Record (WER) for 13 May 2011, vol. 86, 20 (pp 189–204) includes: Dracunculiasis eradication – global surveillance summary, 2010; Progress towards interrupting wild poliovirus transmission worldwide: January 2010–March 2011.

http://www.who.int/entity/wer/2011/wer8620.pdf