RT Journal Article SR Electronic T1 Measles cases abroad linked to increase of disease in U.S.: Resurgence shows need for vaccinations JF The Nation's Health JO Nations Health FD American Public Health Association SP 1 OP 17 VO 41 IS 7 A1 Johnson, Teddi Dineley YR 2011 UL http://www.thenationshealth.org/content/41/7/1.2.abstract AB