title: A values clarification project in Southern Mexico.
mesh_terms: D000293:Adolescent; D005260:Female; D006266:Health Education; D006801:Humans; D007391:International Cooperation; D007843:Latin America; D008019:Life Style; D008297:Male; D008800:Mexico; D012647:Self-Assessment; D012945:Social Values; D019966:Substance-Related Disorders / Q000517:prevention & control*; D014481:United States