NavGeneral InfoEmail Print Geography United States of America (USA) California Time period covered 01/1980 - 12/1998 Data type Scientific literature Keywords Autism Citation Authors Dales L, Hammer SJ, Smith NJ Journal JAMA Volume 285 Issue 9 Pages 1183–5 Publication year 2001 Suggested citation Dales L, Hammer SJ, Smith NJ. Time trends in autism and in MMR immunization coverage in California. JAMA. 2001; 285(9): 1183–5. GHDx Entry last modified on: Jan 12, 2024