Asthma, suicidal ideation, and suicide attempts: findings from the Baltimore epidemiologic catchment area follow-up
Childhood sexual abuse and age at initiation of injection drug use
Effects of race, neighborhood, and social network on age at initiation of injection drug use
Heat-related fatalities in North Carolina
The epidemiology of alcohol, marijuana, and cocaine use among Mexican American, Puerto Rican, Cuban American, and other Latin American eighth-grade students in the United States: 1991-2002