Suicide, homicide, and age dependency ratios.
D000293:Adolescent; D000367:Age Factors; D000368:Aged; D001208:Asia; D002648:Child; D002675:Child, Preschool; D003431:Cross-Cultural Comparison; D005060:Europe; D006708:Homicide; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D009656:North America; D012737:Sex Factors; D013020:South America; D013223:Statistics as Topic; D013405:Suicide / Q000453:epidemiology*