Do friends involved in drugs influence our children?

Are you "Maria goes with the others"? My grandmother used to say, "Who mixes with pigs, bran eats." And we have the translation of Psalm I that says, "Tell me who you're hanging out with and I'll tell you who you are." Rodrigo Flaire and Claudemir dos Santos, in this video, want to talk about it! A scientific research, with methodology on "The influence of friends on drug use among adolescents" was developed by 2