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Download full textHaran, Elizabeth M.; And Others – 1978
In a longitudinal study of precursors of drug usage, data collected in 1968 on health variables was related to substance usage patterns obtained in 1975-76. Some 657 young Puerto Ricans were interviewed for this study, drawn from a pool of about 5,000 questionnaired in 1968. The major findings were that the health factors associated with drug…
Descriptors: Adolescents, Behavior Patterns, Delinquency, Drug Abuse
