The MMWR Weekly for April 20, 2012 / Vol. 61 / No. 15 includes”

– Measles — United States, 2011

– Human Papillomavirus–Associated Cancers — United States, 2004–2008

– Tracking Progress Toward Global Polio Eradication, 2010–2011

– Announcements: World Malaria Day — April 25, 2012

– Announcements: National Infant Immunization Week — April 21–28, 2012