1. Measles—United States, 2004;Centers for Disease Control and Prevention;MMWR Morb Mortal Wkly Rep,2005
2. Measles cases and outbreaks;Centers for Disease Control and Prevention,2015
3. Measles outbreak—California, December 2014–February 2015;Zipprich;MMWR Morb Mortal Wkly Rep,2015
4. Measles—United States, January 4–April 2, 2015;Clemmons;MMWR Morb Mortal Wkly Rep,2015
5. Many California child-care centers have low measles vaccination rates;Xia,2015