MMWR. Morbidity and mortality weekly report, Vol. 64, no. 18, May 15, 2015

Healthy and Safe Swimming Week \u2014 May 18\u201324, 2015 -- Norovirus Outbreak Associated with a Natural Lake Used for Recreation \u2014 Oregon, 2014 -- Decrease in Rate of Opioid Analgesic Overdose Deaths \u2014 Staten Island, New York City, 2011\u20132013 -- Preliminary Incidence and Trends of Infection with Pathogens Transmitted Commonly Through Food \u2014 Foodborne Diseases Active Surveillance Network, 10 U.S. Sites, 2006\u20132014 -- Controlling the Last Known Cluster of Ebola Virus Disease \u2014 Liberia, January\u2013February 2015 -- Initiation of a Ring Approach to Infection Prevention and Control at Non-Ebola Health Care Facilities \u2014 Liberia, January\u2013February 2015 -- Announcement: Click It or Ticket Campaign \u2014 May 18\u201331, 2015 -- Announcement: American Stroke Month and National High Blood Pressure Education Month \u2014 May 2015 -- QuickStats: Health Insurance Coverage Among Adults Aged 55\u201364 Years, by Type of Coverage \u2014 National Health Interview Survey, United States, 2002\u20132003 and 2012\u20132013.2015627