Related by context. Frequent words. (Click for all words.) 57 autism 54 autism spectrum disorders 52 autism spectrum disorder 52 ASDs 50 premature births 49 diagnoses 49 whooping cough 48 overdiagnosis 48 pertussis 48 dental decay 47 births 47 ADHD 47 obesity 47 preterm births 47 teen pregnancies 46 birthrates 46 wedlock births 46 infant mortality 46 Childhood obesity 46 dropout rates 45 adolescents 45 hospitalizations 45 Infant mortality 45 developmental disorders 45 developmental disorder 45 chromosomal abnormalities 45 enrollments 45 dropout rate 44 childhood obesity 44 preterm birth 44 mortality 44 prevalence 44 parental involvement 44 pediatricians 44 HIV prevalence 43 MCAS scores 43 statistical anomaly 43 mental disorders 43 vitamin D deficiency 43 MMR vaccine 43 childhood immunizations 43 ADD ADHD 43 Guttmacher 43 maternal deaths 43 fatal overdoses 43 teenage pregnancies 43 birthrate 43 birth defects 43 psychopathology 43 thimerosal 43 obesity epidemic 43 journal Pediatrics 42 neural tube defects 42 allergic diseases 42 HIV infections 42 immunizations 42 psychiatric disorders 42 incidence 42 neurodevelopmental 42 infant mortality rate 42 suicidal behavior 42 depressive disorders 42 HIV diagnoses 42 caseloads 42 vaccine preventable diseases 42 math proficiency 42 teen pregnancy 42 Thimerosal 42 genetic abnormalities 42 iodine deficiency 42 autistic spectrum 42 maternal mortality 42 CDC Morbidity 42 acute respiratory infections 42 suicidality 42 Autism Spectrum Disorders 42 pedestrian fatalities 42 syphilis 42 deaths 42 Whooping cough 42 exonerations 42 SIDS 41 autism spectrum 41 Kids Count 41 enrollment 41 Autism 41 childhood immunization 41 genetic susceptibility 41 autistic 41 centenarians 41 demographers 41 HIV AIDS prevalence 41 measles 41 prematurity 41 childhood obesity epidemic 41 Lyme disease 41 transit ridership 41 fluorosis 40 socioeconomic status 40 varicella 40 preterm delivery