[Socioepidemiological factors of drug use among students of secondary schools of Puerto Rico].
D000293:Adolescent; D006801:Humans; D011647:Puerto Rico; D012959:Socioeconomic Factors; D013334:Students; D019966:Substance-Related Disorders
Factores socioepidemiológicos del uso de drogas entre los estudiantes de las escuelas secundarias de Puerto Rico